Matches · 2026-10-10 · rules version c4

DeepSeek V4.1 Flash vs Mercury Decide

DeepSeek V4.1 Flash won in 8 turns · 47 s wall clock · 41,642 tokens · $0.009

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Decisions

1. Team preview
   Mercury Decide brought Dragapult,garchomp,metagross5,594 tok · 1.9 s · $0.0001

   Lead: 39% BRING: dragapult, 21% BRING: metagross, 16% BRING: garchomp Pick 2: 39% BRING: garchomp, 30% BRING: metagross, 16% BRING: scizor Pick 3: 57% BRING: metagross, 21% BRING: scizor, 15% BRING: rotomwash

   DeepSeek V4.1 Flash brought Glimmora,dragonite,gholdengo2,560 tok · 6.6 s · $0.0010

   Glimmora is the ideal lead with Focus Sash, Toxic Debris, and hazard moves to pressure the opponent early. Dragonite provides priority and Ice Spinner for Garchomp, while Gholdengo handles walls like Toxapex and Metagross. This gives speed control, hazards, and strong late-game options.

   Reasoning trace (393 words)

   We need to choose 3 Pokémon to bring. Opponent has garchomp, scizor, metagross, rotomwash, dragapult, toxapex. We need a lead.
   
   Glimmora with focus sash + toxic debris + stealth rock/spikes is a good lead to set hazards. But garchomp/opponent might have ground moves. Glimmora is fast (151). 
   
   We want good coverage. Consider gholdengo (good into metagross, toxapex, scizor with make it rain), kingambit (sucker punch), garganacl, annihilape, dragonite.
   
   Opponent threats: dragapult is fast (up to 213) with ghost/dragon. Gholdengo resists? Gholdengo is ghost/steel - dragapult ghost moves neutral? Steel resists ghost... actually ghost vs steel is neutral? Ghost hits steel neutral in gen 6+. Dragon vs steel neutral. Gholdengo good.
   
   Garchomp ground/dragon weak to ice (dragonite icespinner), but dragonite weak to dragon.
   
   Toxapex wall - gholdengo shadow ball / make it rain, annihilape rage fist.
   
   I'll bring glimmora lead (hazards), gholdengo, kingambit. Or dragonite?
   
   Actually kingambit is slow but sucker punch strong. Scizor with technician bullet punch could hurt.
   
   Let me think about a solid core: glimmora leads to set hazards + sash. Then gholdengo as special attacker. Then kingambit as late-game cleaner with sucker punch.
   
   Alternatively dragonite with multiscale and dragon dance could sweep.
   
   I think a good pick: glimmora, gholdengo, dragonite. But we need something for toxapex (gholdengo shadow ball works). 
   
   Actually, let me consider that opponent likely leads with something. Glimmora can set stealth rock and get KOed, triggering toxic debris (poison spikes). That's strong.
   
   I'll go glimmora, gholdengo, kingambit.
   
   Hmm, but garchomp with earthquake could threaten gholdengo and kingambit both (steel weak to ground? kingambit dark/steel is weak to ground? No, steel resists... ground is super effective vs steel... actually ground vs steel is 2x. Yes ground super effective against steel). Kingambit weak to ground, gholdengo weak to ground.
   
   Garchomp is a threat. We might want dragonite with ice spinner for garchomp. Dragonite multiscale + icespinner 4x vs garchomp.
   
   Let me bring glimmora, dragonite, gholdengo. 
   
   Actually the classic: glimmora lead, dragonite with multiscale DD, gholdengo.
   
   Or maybe annihilape which is bulky and can bulk up.
   
   I think glimmora, dragonite, gholdengo is solid. But toxapex could wall dragonite (dragon dance + earthquake? ice spinner vs toxapex is not great). Gholdengo handles toxapex.
   
   Let me go with glimmora, gholdengo, dragonite.
   
   Wait but against dragapult, gholdengo is decent but dragapult is fast. Dragonite can extreme speed.
   
   Final decision: BRING: glimmora, dragonite, gholdengo.

2. Turn 1
   Mercury Decide used Dracometeor1,365 tok · 0.6 s · $0.0000

   82% MOVE: dracometeor, 9% MOVE: shadowball, 4% MOVE: phantomforce

   DeepSeek V4.1 Flash used Stealthrock1,491 tok · 1.9 s · $0.0004

   Glimmora's role is to set hazards early, and Focus Sash guarantees it survives one hit. Dragapult likely outspeeds, but Stealth Rock is the priority to punish the opponent's switches.

   Reasoning trace (48 words)

   Glimmora lead vs Dragapult. Dragapult is faster likely. Glimmora's job is to set hazards. Stealth Rock is good. But Dragapult may attack. Focus Sash ensures survival. Setting Stealth Rock turn 1 is standard for Glimmora lead.
   
   Dragapult could be special or physical. Setting rocks is the best play.

3. Turn 2
   Mercury Decide used Phantomforce1,451 tok · 0.7 s · $0.0000

   61% MOVE: phantomforce, 22% MOVE: shadowball, 7% MOVE: dracometeor

   DeepSeek V4.1 Flash used Spikes1,663 tok · 3.1 s · $0.0003

   Glimmora is at 1 HP and will faint to any hit, so it should use its free turn to layer Spikes for extra chip damage on the opponent's grounded team. Earth Power won't KO Dragapult, and switching wastes Glimmora's remaining value.

   Reasoning trace (73 words)

   Glimmora at 1 HP, Dragapult at -2 SpA. Glimmora can set another hazard layer (Spikes) before dying, or attack. Since Glimmora is at 1 HP, it will likely die to any attack. Best to set Spikes for extra chip damage. Actually, could switch to preserve? No, Glimmora is nearly dead anyway. Setting Spikes adds value.
   
   Dragapult at -2 SpA, Draco Meteor won't KO... actually Glimmora at 1 HP dies to anything. Set Spikes.

4. Turn 3
   Mercury Decide used Phantomforce

   100% MOVE: phantomforce

   DeepSeek V4.1 Flash used Spikes2,262 tok · 3.3 s · $0.0012

   Glimmora is at 1 HP and will faint to Phantom Force regardless, so preserving it via switch is pointless. Its only value is setting another hazard layer before dying, and Phantom Force (physical) will also trigger Toxic Debris. Spikes is the best use of this turn.

   Reasoning trace (447 words)

   Glimmora at 1 HP. Dragapult used Phantom Force last turn — it's semi-invulnerable and will hit this turn. Glimmora will likely die. Best to switch to preserve it? Actually Glimmora at 1 HP is basically dead. But hazards are already set (Stealth Rock + Spikes). 
   
   Phantom Force hits this turn regardless. Switching out avoids the hit. But Glimmora has done its job setting hazards. Switch to Gholdengo to block? Actually Gholdengo is immune to... no.
   
   Dragapult is -2 SpA. Gholdengo resists Ghost? No, Ghost is neutral on Steel/Ghost... actually Ghost vs Steel is neutral, vs Ghost is super effective? Ghost vs Ghost is 2x. So Phantom Force (Ghost) would be super effective on Gholdengo. Bad.
   
   Dragonite resists Ghost? Ghost vs Dragon neutral, vs Flying neutral. Dragonite with Multiscale takes reduced damage. Dragonite is a good switch.
   
   Actually, Glimmora at 1 HP — if we switch, we lose momentum but preserve nothing (it's at 1 HP anyway). Better to just switch to Dragonite to take the Phantom Force with Multiscale.
   
   Wait, but can we do anything useful with Glimmora? It's at 1 HP, will die to Phantom Force. Setting more hazards (Spikes max 3, we have 1 layer). We could set another Spikes layer before dying. That's value! Glimmora dies but we get another hazard layer.
   
   Actually Phantom Force — does it hit before Glimmora moves? Phantom Force has priority? No, it's a two-turn move; on the second turn it attacks. Speed matters. Glimmora 151 vs Dragapult 145-213. Uncertain.
   
   If Glimmora moves first, it can set Spikes (2nd layer) then die. That's good value. If Dragapult moves first, Glimmora dies without doing anything.
   
   Hmm. Alternatively switch to Dragonite to preserve Glimmora... but Glimmora at 1 HP is worthless. So setting another hazard layer is the best use.
   
   Actually, wait — could we switch and save Glimmora for later? At 1 HP it can't do anything. So no.
   
   Best: MOVE: spikes to get another layer. Even if it dies, we get value. Actually if Dragapult moves first, we get nothing. But switching also gets nothing (Glimmora still 1 HP, useless).
   
   So Spikes is the play. Let me go with spikes.
   
   Actually, reconsider: Dragapult is -2 SpA, so Draco Meteor is weak now. Phantom Force is physical. Glimmora's Toxic Debris sets Toxic Spikes if hit by physical. Phantom Force is physical! So if Glimmora survives... it won't, it's at 1 HP. But Toxic Debris triggers on being hit regardless of surviving? Toxic Debris sets Toxic Spikes when hit by physical attack. Even if it faints, does it trigger? I think it triggers on being hit. So Phantom Force would set Toxic Spikes too.
   
   So Spikes is good. Go with spikes.

   DeepSeek V4.1 Flash switched to Dragonite4,000 tok · 9.9 s · $0.0033

   Gholdengo is 2x weak to Dragapult's Phantom Force and would likely be knocked out immediately. Dragonite is immune to Spikes and Toxic Spikes, takes only Stealth Rock damage, and can threaten with priority Extreme Speed or set up Dragon Dance if Dragapult uses Phantom Force again.

   Reasoning trace (1,458 words)

   We need answer. Need choose switch. Glimmora fainted, must switch. Opponent Dragapult at 80%, SpA -2, likely Phantom Force? Turn 3 used Phantom Force and Glimmora fainted. Now we need bring in. Legal only Dragonite or Gholdengo. Need decide best.
   
   Opponent has hazards on their side: SR, Spikes, Toxic Spikes. Dragapult active. We need pick 3? We have Dragonite, Gholdengo, Glimmora fainted. Only two bench? Actually team had 6? Bench shows Dragonite, Gholdengo. Glimmora fainted. So we have 3 total? Format bring 3? Yes. So switch one of two.
   
   Dragapult: SpA -2, likely physical? It used Phantom Force physical, Draco Meteor special. Life Orb. At 80%. Our Dragonite has Multiscale, Lumberry, 168 HP. Gholdengo Steel/Ghost immune to Toxic? Good as gold. Dragapult has Ghost moves: Phantom Force physical, can hit Gholdengo super effective? Ghost vs Steel neutral? Ghost vs Ghost super effective? Gholdengo Steel/Ghost: Ghost is super effective against Ghost, neutral against Steel? Actually Ghost vs Steel: neutral? Steel resists Ghost? In Gen 6+, Steel no longer resists Ghost? Wait type chart: Ghost is super effective vs Ghost and Psychic; not very effective vs Dark; Steel resists? Steel resists Normal, Flying, Rock, Bug, Steel, Grass, Ice, Dragon, Fairy, Psychic? Ghost? Let's recall: Steel resists Normal, Flying, Rock, Bug, Steel, Grass, Ice, Dragon, Fairy, Psychic? Actually Steel resists Normal, Flying, Rock, Bug, Steel, Grass, Ice, Dragon, Fairy, Psychic, and maybe Ghost? In Gen 2-5 Steel resisted Ghost and Dark. From Gen 6, Steel no longer resists Ghost and Dark. So Ghost neutral vs Steel. Ghost vs Ghost super effective. So Gholdengo takes super effective Ghost from Phantom Force? Phantom Force is Ghost physical, Gholdengo Def 115, HP 164. Dragapult Atk maybe 126-189, Life Orb. Could KO? Maybe not. Dragonite resists? Dragon/Flying: Ghost neutral? Ghost vs Dragon neutral, vs Flying neutral. Dragonite has Multiscale halves damage at full HP. But Phantom Force ignores? No, Multiscale works. Dragonite can take hit, then maybe ExtremeSpeed? But Dragapult faster. Dragonite has Ice Spinner? Not useful. Earthquake? Dragapult levitates? Dragapult has Clear Body/Infiltrator/Cursed Body, not Levitate. Earthquake hits? Dragapult is Dragon/Ghost, Ground neutral? Ground vs Dragon neutral, vs Ghost neutral. But Dragonite's ExtremeSpeed priority +2, but Dragapult Phantom Force is two-turn: on turn it vanishes, then next turn attacks. Currently Turn 3: Opposing Dragapult used Phantom Force, Glimmora fainted. So at start of Turn 4, Dragapult is in phantom force semi-invulnerable? Actually Phantom Force: user disappears on first turn, then attacks on next. The log says Turn 3: Opposing Dragapult used Phantom Force, Your Glimmora: Toxic Debris activated, Your Glimmora fainted. That means Dragapult attacked this turn? Wait Phantom Force is two-turn: turn 1 vanish, turn 2 strike. But log shows Turn 2: Opposing Dragapult used Phantom Force, Your Glimmora used Spikes. Turn 3: Opposing Dragapult used Phantom Force, Your Glimmora: Toxic Debris activated, Your Glimmora fainted. So Turn 2 it vanished, Turn 3 it struck. Now Turn 4, Dragapult is out of Phantom Force, can act normally. So we switch in.
   
   Which is better? Gholdengo is immune to Toxic Spikes? Steel/Poison? Gholdengo Steel/Ghost: Toxic Spikes poison on switch-in unless Poison or Steel? Steel types are immune to Toxic Spikes? Actually Toxic Spikes: grounded Poison types absorb; Steel types are immune to poison, so they don't get poisoned? In Gen 5+, Steel types are immune to Toxic Spikes? Yes, Steel types are immune to Poison, so Toxic Spikes don't affect them. Also Flying types/Levitate immune. Dragonite is Flying, so immune to Toxic Spikes? Flying types are immune to Toxic Spikes? Toxic Spikes only affect grounded Pokémon. Dragonite is Flying, so not grounded, immune. So both avoid Toxic Spikes. Spikes and SR affect both? Dragonite Flying immune to Spikes? Spikes affect grounded only. Dragonite Flying immune to Spikes. Stealth Rock hits Dragonite 4x? Dragon/Flying: Rock is 2x? Actually Rock vs Dragon neutral, vs Flying super effective = 2x. So SR does 25% to Dragonite. Gholdengo Steel/Ghost: Rock vs Steel neutral? Rock vs Steel: not very effective? Rock vs Steel: 0.5? Actually Rock is not very effective against Steel? Type chart: Rock is super effective vs Fire, Ice, Flying, Bug; not very effective vs Fighting, Ground, Steel. So Rock vs Steel 0.5, vs Ghost neutral = 0.5x. So SR does 6.25% to Gholdengo. Spikes: Gholdengo grounded? Steel/Ghost is grounded, so Spikes affect it. Spikes layers? We set Spikes once? Turn 2 Glimmora used Spikes, so one layer. So Gholdengo takes 1/8 from Spikes. Dragonite immune to Spikes. So Dragonite takes 25% from SR, Gholdengo takes 6.25% + 12.5% = 18.75% from hazards. But Dragonite has Multiscale, which halves damage at full HP. If it takes SR, Multiscale breaks? Multiscale halves damage when at full HP. If it switches in on SR, it takes SR damage, so no longer full HP, Multiscale inactive. So Dragonite loses Multiscale. Gholdengo has Good as Gold, immune to status moves. Dragapult likely has Draco Meteor (SpA -2) and Phantom Force. Gholdengo can take Phantom Force? Let's calculate: Dragapult Atk maybe 189 max, Life Orb 1.3, Phantom Force 90 BP. Gholdengo Def 115. Damage roughly: level 50, Atk 189, Def 115, BP 90. (2*50/5+2)=22, *90*189/115/50 +2 = 22*90=1980*189=374220/115=3254/50=65+2=67. Life Orb 1.3 = 87. STAB? Phantom Force is Ghost, Dragapult is Ghost, STAB 1.5 = 130. Super effective vs Gholdengo? Ghost vs Ghost super effective 2x? Wait Gholdengo is Steel/Ghost. Ghost vs Ghost is super effective (2x). Ghost vs Steel is neutral? Actually Ghost vs Steel is neutral in Gen 6+. So total 2x. So 130*2 = 260 damage. Gholdengo HP 164, so KO. So Gholdengo would be KO'd by Phantom Force if Dragapult is physical. But Dragapult's SpA is -2, so it might be special? It used Draco Meteor, so mixed. Phantom Force is physical. If it has Phantom Force, it can KO Gholdengo. Dragonite resists? Ghost vs Dragon neutral, vs Flying neutral. So Phantom Force neutral. Dragonite Def 115, HP 168. Damage: Atk 189, Def 115, BP 90, STAB 1.5, Life Orb 1.3. Base 67 *1.5=100 *1.3=130. Neutral. Dragonite takes ~130, survives with 38 HP. But if Multiscale active, halves to 65. But SR breaks Multiscale. So Dragonite takes 25% SR = 42 HP, then Phantom Force 130, total 172 > 168, KO. So both might be KO'd? Wait Dragonite has Multiscale, but if it switches in on SR, it takes SR damage, so Multiscale not active for the hit. So Dragonite would be KO'd by Phantom Force after SR? Let's check: SR damage 25% of 168 = 42. Remaining 126. Phantom Force damage ~130, so KO. So both die to Phantom Force? But Dragapult's Atk might be lower. Stats range: Atk 126-189. If Atk 126, damage: 67 * (126/189) = 44.7 *1.5=67 *1.3=87. Neutral. Dragonite after SR 126 HP, takes 87, survives. Gholdengo takes 87*2=174, KO. So Gholdengo definitely dies. Dragonite might survive if Atk low. Also Dragonite has ExtremeSpeed priority, but Dragapult is faster? Dragapult speed 145-213, Dragonite 132. Dragapult faster. So Dragonite can't revenge kill if it survives? It can ExtremeSpeed +2 priority, so it moves first regardless of speed. ExtremeSpeed BP 80, Dragonite Atk 204. Dragapult HP 80% of ~163-195 = ~130-156. ExtremeSpeed damage: Dragonite Atk 204, Dragapult Def 85-139. BP 80, STAB? Normal, no STAB. Damage: (22*80*204/100/50)+2 = 22*80=1760*204=359040/100=3590/50=71.8+2=73.8. If Def 85, ~87. If Def 139, ~53. Dragapult at 80% HP ~130-156. ExtremeSpeed might not KO. But Dragonite can also use Ice Spinner? Not priority. So if we switch Dragonite, we might survive and then ExtremeSpeed, but not KO. Then Dragapult might KO next turn. Gholdengo dies immediately. So Dragonite is better because it might survive and has priority. Also Dragonite can set up Dragon Dance? But it's slower. However, if we switch Dragonite, we take SR, then Phantom Force? Wait Dragapult already used Phantom Force last turn. This turn it's out. So on switch, we take SR, then Dragapult will use a move. It might use Phantom Force again? If it uses Phantom Force, it vanishes, then next turn strikes. So we get a free turn? Actually if it uses Phantom Force, it vanishes, we can't hit it. But we can set up Dragon Dance. That could be good. If we switch Gholdengo, it takes hazards, then Dragapult might use Phantom Force, Gholdengo can't hit, then next turn gets KO'd. So Dragonite is better.
   
   But wait, we have only two options. So switch Dragonite. Need output exactly MOVE? No, SWITCH: dragonite.
   
   Check legal actions: 1. SWITCH: dragonite, 2. SWITCH: gholdengo. So decision: SWITCH: dragonite.
   
   Need thought 2-4 sentences. Mention Gholdengo is KO'd by Phantom Force, Dragonite can survive with Multiscale? But SR breaks Multiscale. Actually if we switch Dragonite, it takes SR, so Multiscale breaks. But it still has better bulk and priority. Also Dragonite immune to Spikes/Toxic Spikes. So choose Dragonite.
   
   Let's craft final.

5. Turn 4
   Mercury Decide switched to Metagross1,706 tok · 0.6 s · $0.0000

   36% SWITCH: metagross, 28% MOVE: phantomforce, 17% MOVE: dracometeor

   DeepSeek V4.1 Flash used Icespinner2,131 tok · 7.2 s · $0.0005

   Dragapult is at 80% and Ice Spinner is 2x super effective on its Dragon typing, likely a knockout or heavy chip. Dragonite's Multiscale lets it survive a hit, but Dragapult is faster and Phantom Force could dodge, so I take the immediate strong attack rather than set up.

   Reasoning trace (302 words)

   Dragapult is at 80%, -2 SpA. Dragonite has Multiscale. Ice Spinner is super effective on Dragapult (Dragon/Flying? No, Dragapult is Dragon/Ghost). Wait, Ice is super effective on Dragon. Dragapult is Dragon/Ghost, so Ice Spinner is 2x super effective.
   
   Dragapult is faster. But it's at -2 SpA, so Draco Meteor is weakened. Phantom Force is physical. Dragonite at full HP with Multiscale halves damage.
   
   Ice Spinner should do significant damage. Dragapult at 80% HP. Let's estimate: Dragapult HP ~163-195, so 80% is ~130-156. Dragonite Atk 204. Ice Spinner 80 BP, 2x = 160 effective. Should be a strong hit.
   
   Actually, can Ice Spinner KO? Dragapult's Def is 85-139. With 204 Atk and 80 BP 2x... likely does 60-80%. Not a guaranteed KO.
   
   But Dragon Dance could be risky since Dragapult moves first. However, Dragapult's Phantom Force is a two-turn move - it disappears then hits. Actually if it uses Phantom Force, it vanishes this turn and hits next turn. So Dragon Dance would be safe this turn.
   
   But we don't know what it'll do. It could Draco Meteor (weakened by -2 SpA) or Phantom Force.
   
   Ice Spinner is the safest strong play - super effective, and if Dragapult uses Phantom Force it vanishes anyway. Actually if Dragapult uses Phantom Force, our Ice Spinner would miss (target is semi-invulnerable).
   
   Hmm. Let me think. Dragapult at -2 SpA. Draco Meteor would be at 0.5x power effectively. Phantom Force is physical.
   
   Best play: Ice Spinner for super effective damage. Even if it doesn't KO, it chips. Or Dragon Dance to set up.
   
   Actually, with Multiscale, Dragonite survives a hit. Dragon Dance then sweep could be strong. But Dragapult is faster and could Phantom Force.
   
   I think Ice Spinner is the direct answer - super effective, likely KOs or heavily damages. Let me go with Ice Spinner.

6. Turn 5
   Mercury Decide used Meteormashmega1,960 tok · 0.6 s · $0.0000

   80% MOVE: meteormash [MEGA], 7% MOVE: meteormash, 7% SWITCH: garchomp

   DeepSeek V4.1 Flash used Earthquake1,739 tok · 2.5 s · $0.0004

   Metagross is at 69% and Earthquake is super effective on it. Dragonite has full HP with Multiscale to tank a hit, so trading favorably here is best. Ice Spinner and ExtremeSpeed are both resisted, so Earthquake is the clear pick.

   Reasoning trace (76 words)

   Dragonite is at full HP with Multiscale, Metagross at 69%. Earthquake is super effective and should do solid damage. But Metagross could be faster and hit hard with Ice Punch or Zen Headbutt. Actually Dragonite's Multiscale halves damage. Let's just EQ since it's super effective.
   
   Actually let me consider: Dragon Dance could be risky if Metagross is faster and hits hard. But Metagross is at 69%, EQ super effective likely KOs or nearly KOs. Decide EQ.

7. Turn 6
   Mercury Decide switched to Garchomp1,706 tok · 0.8 s · $0.0000

   90% SWITCH: garchomp, 7% SWITCH: dragapult, 2% MOVE: meteormash

   DeepSeek V4.1 Flash used Extremespeed1,860 tok · 1.3 s · $0.0007

   Metagross is at only 8% HP, so any attack KOs it. Extremespeed has +2 priority and guarantees Dragonite moves first, avoiding any risk of Mega Metagross's Meteor Mash knocking Dragonite out before it can act.

   Reasoning trace (130 words)

   Metagross at 8% HP. Earthquake is super effective and will KO. Extremespeed is priority but not very effective; Earthquake kills regardless of speed since Metagross is at 8%. Actually if Metagross moves first it could KO Dragonite? Dragonite at 105 HP, Metagross Meteor Mash with Tough Claws could do significant damage but Dragonite survives likely. Earthquake KOs. But if Metagross is faster and KOs Dragonite first... Dragonite has 105 HP, Multiscale is broken (not full HP). Meteor Mash from Mega Metagross ~ could do 100+ damage. Risky. Extremespeed has priority +2, guaranteed to go first, but not very effective — at 8% HP even resisted ESpeed should KO. Metagross 8% of ~170 = ~14 HP. Extremespeed 80 BP resisted = 40 effective, definitely KOs. So Extremespeed is safest, guaranteed first.

8. Turn 7
   Mercury Decide used Stoneedge1,568 tok · 0.6 s · $0.0000

   77% MOVE: stoneedge, 12% MOVE: dragonclaw, 9% SWITCH: dragapult

   DeepSeek V4.1 Flash used Extremespeed1,942 tok · 5.3 s · $0.0006

   Garchomp is at 36% and poisoned, so Extreme Speed's +2 priority guarantees I move first and should knock it out before it can attack. Ice Spinner is 4x super effective but risks Garchomp outspeeding and KOing my weakened Dragonite.

   Reasoning trace (107 words)

   Garchomp at 36% with poison. Ice Spinner is 4x super effective and Dragonite is faster likely. But Garchomp could be faster. Extreme Speed has priority +2 and would finish off 36% Garchomp? ES is 80 BP normal, Garchomp resists? No, Normal is neutral on Dragon/Ground. 36% of ~200 HP = ~72 HP. ES from 204 Atk should KO. But Ice Spinner is 4x SE and guaranteed KO regardless of speed. However if Garchomp is faster and attacks, Dragonite at 50% could die. ES priority guarantees going first. ES should KO 36% Garchomp.
   
   Actually Ice Spinner 4x SE also KOs but Garchomp might outspeed. ES priority is safest.

   Mercury Decide switched to Dragapult1,290 tok · 0.6 s · $0.0000

   100% SWITCH: dragapult, 0% SWITCH: metagrossmega

   DeepSeek V4.1 Flash switched to Gholdengo1,619 tok · 0.8 s · $0.0002

   Both active Pokémon fainted, so I must send in my only remaining healthy Pokémon. Gholdengo comes in at full HP and can threaten with its special attacks.

   Reasoning trace (9 words)

   Both active fainted. Only legal action is switch gholdengo.

9. Turn 8
   Mercury Decide used Shadowball1,762 tok · 0.6 s · $0.0000

   94% MOVE: shadowball, 6% MOVE: phantomforce, 0% MOVE: dracometeor

   DeepSeek V4.1 Flash used Shadowball1,973 tok · 5.3 s · $0.0003

   Dragapult is at 55% and poisoned, and Shadow Ball is super effective with Wise Glasses boosting it. Even if Dragapult is faster, Gholdengo survives a hit and Shadow Ball likely KOs or leaves it nearly dead. Attacking is the best play.

   Reasoning trace (37 words)

   Dragapult is at 55%, poisoned, and Gholdengo's Shadow Ball is super effective. Speed is uncertain but Dragapult likely faster. Shadow Ball should do heavy damage; even if Dragapult moves first, Gholdengo survives most hits. Best to attack.

   Mercury Decide switched to Metagross

   100% SWITCH: metagrossmega