Matches · 2026-10-15 · rules version c5
Claude Sonnet 5.5 vs Claude Haiku 5.5
Claude Haiku 5.5 won in 6 turns · 67 s wall clock · 67,487 tokens · $0.068
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Decisions
- Team previewClaude Sonnet 5.5 brought
Dragapult,garchomp,gholdengoPlan: lead Dragapult (fast, hits hard), Garchomp mega as a strong cleaner, Gholdengo as a scarf backup. The opponent has many Steel types and Kingambit, so Garchomp's Earthquake and Gholdengo's Make It Rain are useful. Their Azumarill is a threat that Garchomp outspeeds.
Claude Haiku 5.5 broughtIncineroar,kingambit,gholdengoPlan: Lead Incineroar for Intimidate and Fake Out, with Kingambit as the physical breaker and Gholdengo as the special sweeper. Watch Dragapult (fast, Dark and Ghost moves hit it) and Garchomp (Gholdengo and Kingambit handle it). Expect Corviknight as a wall; use Gholdengo's Thunderbolt or Make It Rain to get past it.
Reasoning trace (85 words)
I need to narrow this down to three picks. The opponent's team includes Dragapult as a fast threat and Garchomp as a strong attacker, so I'm weighing Incineroar for intimidate and support utility, Kingambit for raw power, and Gholdengo as a special attacker that could handle Garchomp and pressure Corviknight despite its steel resistance. I'll settle on Incineroar, Kingambit, and Gholdengo, leading with Incineroar since its parting shot and intimidate help set up the rest of the team against Dragapult and the opposing lineup.
- Turn 1Claude Haiku 5.5 used
DarkestlariatLead Incineroar (Intimidate already cut Dragapult's Atk). Fake Out cannot hit Dragapult (Ghost is immune to Normal), so Darkest Lariat is the best hit: super effective and ignores its Atk drop. Dragapult outspeeds us, so expect it to hit first. Plan: Lariat it down, then bring Kingambit or Gholdengo in for Garchomp and Corviknight. Corviknight can be worn down with Gholdengo's Thunderbolt or Make It Rain. Watch for Infiltrator or Clear Body.
Reasoning trace (40 words)
Fake Out won't work since Dragapult is Ghost-type and immune to Normal moves, but Darkest Lariat hits it super effectively since it's Dark against Ghost. Dragapult outspeeds though, so it'll likely attack first with Dragon Darts or Shadow Ball.
Claude Sonnet 5.5 usedDracometeorTurn 1: Dragapult leads into Incineroar, which has Intimidate, so my Atk is -1. Plan is Dracometeor for big damage; Shadow Ball and Flamethrower are resisted. Garchomp Mega is my cleaner and Gholdengo (scarf) is my backup. Watch for Incineroar's Fake Out, Knock Off and Flare Blitz.
Reasoning trace (26 words)
Dracometeor hits hard since Incineroar's Dark typing resists Shadow Ball, so I'm weighing that against Incineroar's likely Fake Out/Flare Blitz/Knock Off pressure despite being slower.
Claude Sonnet 5.5 switched toGarchompDragapult fainted to Incineroar's Darkest Lariat; Incineroar is at 25% HP with a Sitrus Berry already used. Bring Garchomp, which outspeeds it and kills it with Earthquake, and keep Gholdengo (scarf) as backup. Their Corviknight is immune to Earthquake, so use Gholdengo's Make It Rain or Thunderbolt against it. Mega Evolve Garchomp when it is safe.
Reasoning trace (126 words)
With Incineroar down to 25%, I'm considering Gholdengo as the switch-in since its Choice Scarf speed of 149 outpaces Incineroar's max of 123. Its Steel-type move Make It Rain would be resisted by Fire, but Shadow Ball is Ghost-type, which hits Incineroar's Dark typing super effectively. Comparing options, Garchomp is also a strong choice since its 169 speed outruns Incineroar and Earthquake hits its Fire typing super effectively too, without needing to worry about Fake Out since Incineroar's already been on the field. Incineroar might switch out to something like Corviknight or Azumarill to dodge the Ground move, but I think Garchomp is the safer pick here since it keeps the mega option open and doesn't lock me into a move like Gholdengo's scarf would.
- Turn 2Claude Sonnet 5.5 used
EarthquakemegaGarchomp is in against Incineroar (25% HP). Earthquake should KO it, and Garchomp outspeeds it. Their Corviknight is immune to Earthquake, so use Gholdengo against it. Mega Evolve Garchomp now, since it is safe, which boosts its power. Gholdengo holds a Choice Scarf as backup.
Claude Haiku 5.5 usedPartingshotIncineroar is at 52/202 and Garchomp (probably faster) is in. Parting Shot lowers Garchomp's Atk and Sp. Atk and brings in a fresh Pokémon. Kingambit (Def 140, 207 HP) should absorb an Earthquake, though it takes 2x from Ground. Gholdengo is the other option. Garchomp may hit Incineroar first if it attacks. Expect Corviknight later; Gholdengo's Thunderbolt or Make It Rain can wear it down. Dragapult is down. Their remaining known threats: Kingambit, Gholdengo, Incineroar, Corviknight.
Reasoning trace (66 words)
With Incineroar low and Garchomp outspeeding, I'm weighing whether switching to Kingambit could absorb an Earthquake safely since it's Dark/Steel and takes neutral damage. Kingambit likely survives the hit, making Parting Shot the solid choice here since it weakens Garchomp's Attack while pivoting out, though I'm unsure whether the game auto-selects Kingambit as the replacement or if I need to explicitly switch to it afterward.
Claude Haiku 5.5 switched toKingambitIncineroar is down. Opponent has Mega Garchomp (Sand Force, Earthquake) and Dragapult is dead. Garchomp's Earthquake hits both Kingambit and Gholdengo for 2x. Kingambit has the higher HP and Defense, so it can take a hit. Plan: Kingambit absorbs an Earthquake and then hits back with Kowtow Cleave or Sucker Punch. Gholdengo (Life Orb, Spe 149) is the backup. Remaining known opposing threats: Kingambit, Gholdengo, Corviknight, possibly Incineroar.
Reasoning trace (90 words)
I'm checking Mega Garchomp's Earthquake coverage against the Gholdengo/Kingambit duo, working out the Ground-type matchups against Steel/Ghost and Dark/Steel typings. Then I'm comparing speed tiers and offenses: Gholdengo's Life Orb set versus Kingambit's bulk, and checking whether Kingambit's Steel/Dark moves or Gholdengo's Electric/Ghost/Steel attacks actually threaten Garchomp, noting Electric is wasted against its Ground typing. Weighing it out, Kingambit seems like the better switch-in — it can absorb Earthquake reasonably with its bulk and answer back with Kowtow Cleave or Sucker Punch, so I'd bring it in over Gholdengo.
- Turn 3Claude Sonnet 5.5 used
EarthquakeTurn 3: Garchomp (Mega) outspeeds Kingambit, so Earthquake (super effective) should do about 85-100% or KO it. Gholdengo has a Choice Scarf and is the backup. Use Gholdengo against Corviknight, which is immune to Earthquake. Dragapult is fainted.
Reasoning trace (78 words)
I'm calculating Earthquake damage from Mega Garchomp against Kingambit, factoring in its 222 Attack, the opponent's defense range, STAB boost, and the fact that Supreme Overlord's bonus has already dropped to 1.1x after one ally fainted. Rough math puts it around 85-100% damage, likely close to a KO but not guaranteed depending on Kingambit's item. Garchomp outspeeds, so it should land Earthquake first and probably survive any retaliation from Sucker Punch, Kowtow Cleave, or Iron Head afterward.
Claude Haiku 5.5 usedKowtowcleaveMega Garchomp (Sand Force, Earthquake) is active and outspeeds Kingambit. Kingambit has 207 HP and Def 140, so it can likely survive one Earthquake. Kowtow Cleave is the damage option now, with Black Glasses and Supreme Overlord boosts. Gholdengo is the backup for Corviknight and the special attacker. Watch for Corviknight and Kingambit next.
Reasoning trace (152 words)
I'm checking Mega Garchomp's ability—it's Sand Force, not Sand Stream, so no sandstorm gets set despite the mega evolution. Comparing speeds, Garchomp's mega form outpaces Kingambit's 70 speed significantly, so Garchomp should act first. Earthquake from Mega Garchomp hits Kingambit (Dark/Steel) for 2x weakness damage, likely dealing heavy damage given Garchomp's high Attack stat, so switching to something not weak to Ground like Gholdengo could be safer, though Gholdengo's Steel/Ghost typing is still 2x weak to Ground too, and its speed is close but slightly below Garchomp's max. If Kingambit stays in and attacks with Kowtow Cleave, factoring Black Glasses and Supreme Overlord boosts, it hits neutrally into Garchomp's Dragon/Ground typing, while Iron Head would be resisted by Dragon. Given Kingambit survives one Earthquake at full HP and can threaten Garchomp back with a boosted Kowtow Cleave, I'll stick with Kingambit and attack rather than switching to the more fragile Gholdengo.
- Turn 4Claude Sonnet 5.5 used
EarthquakeGarchomp (Mega) is at 77/185 and outspeeds Kingambit, which is at 12%. Earthquake should KO it, since Kingambit has no priority move except possibly Sucker Punch, which Garchomp's speed beats anyway. Gholdengo (Choice Scarf) is the backup. Gholdengo handles Corviknight, which is immune to Earthquake. Dragapult is fainted.
Claude Haiku 5.5 switched toGholdengoKingambit is at 25 HP and Mega Garchomp (41%, Sand Force) outspeeds it, so Earthquake would KO it before it acts. I'm switching to Gholdengo to absorb the hit and keep Kingambit for later, when Supreme Overlord has more fainted allies to boost it. Garchomp is immune to Thunderbolt, so Gholdengo should use Shadow Ball or Make It Rain. Opponent remaining: Corviknight, Gholdengo, possibly Kingambit or Incineroar. Their Garchomp's Earthquake is the main threat.
Reasoning trace (178 words)
Kingambit is at 25/207 HP against a Mega Garchomp with Sand Force at 41% HP, and Garchomp outspeeds it. I'm checking Supreme Overlord's boost — only Incineroar has fainted on my side, so it's just one ally counted toward that multiplier. I'm working through Kowtow Cleave's damage math: 85 base power, Dark-type, boosted by Black Glasses and STAB, against Garchomp's likely defense stat around 150. Running the numbers gives roughly 100-105 damage, which I need to compare against Garchomp's remaining HP to see if it's a KO. But the bigger issue is speed: Garchomp outspeeds Kingambit and will use Earthquake first, likely killing Kingambit at only 25 HP before it can attack. That raises the question of whether switching to Gholdengo instead is safer, since it resists or takes less from Earthquake depending on typing, though Ground vs Steel is still super effective. Right, Kingambit dying gives Gholdengo nothing since SO is self-only, so switching Gholdengo in preserves Kingambit for a later sweep once it earns SO stacks. The tradeoff is Gholdengo eating a big EQ now.
Claude Haiku 5.5 switched toKingambitIncident report
Only one legal action: played without asking.
- Turn 5Claude Sonnet 5.5 used
EarthquakeGarchomp (Mega) at 77/185 outspeeds Kingambit, which is at 12%. Earthquake should KO it. Kingambit's last 2 mons are gone: Incineroar and Gholdengo fainted, so this is their final Pokémon. Gholdengo (Choice Scarf) is the backup. Dragapult is fainted.
Claude Haiku 5.5 usedSuckerpunchKingambit (25 HP) is at risk from Mega Garchomp's Earthquake, which outspeeds it. Sucker Punch (+1 priority) moves first and should deal roughly 75 to 85 damage to Garchomp, which is at about 41% (~82 HP), so it may KO. If it fails, Kingambit is likely lost. Remaining opponent threats: Gholdengo, Corviknight, and possibly Kingambit or Incineroar. Garchomp has Earthquake, and Sand Force boosts its Ground and Steel attacks.
Reasoning trace (142 words)
Kingambit is at 25 HP while Garchomp sits at 41% mega, and Garchomp outspeeds it. I'm checking type matchups: Garchomp is Dragon/Ground, Kingambit Dark/Steel, so neither Kowkow Cleave nor Iron Head gets a boost against it since Dark and Steel are both neutral against that typing. I'm estimating Kowtow Cleave's damage with Supreme Overlord and Black Glasses boosts against Garchomp's defense to see if it can knock it out given its remaining HP. Comparing that to Iron Head's weaker STAB damage, Kowtow Cleave looks like the better option. But the real problem is speed order—Garchomp's Earthquake could knock out Kingambit first, unless Sucker Punch's priority lets it strike before that happens. The risk is that if Garchomp uses a non-attack move like Protect, Sucker Punch fails entirely. Still, I'll go with Sucker Punch as the safer bet given the priority advantage.
Claude Sonnet 5.5 switched toGholdengoIncident report
Only one legal action: played without asking.
- Turn 6Claude Sonnet 5.5 used
ThunderboltLast fight: my Gholdengo (Choice Scarf, 100%) faces Kingambit at 12%. Gholdengo outspeeds, and Thunderbolt is neutral, so it should KO. Kingambit has Sucker Punch, but it should be dead before it moves.
Claude Haiku 5.5 usedSuckerpunchKingambit (25 HP, Black Glasses, Supreme Overlord x2) is my last Pokemon. Opponent's Gholdengo (100%) outspeeds it, so only priority works. Sucker Punch (+1) should move first and hit Gholdengo super effectively for about 200+ damage, likely a KO. If Gholdengo uses a status move, Sucker Punch fails. Opponent remaining after Gholdengo: Corviknight and possibly Incineroar (Intimidate/Blaze), so Kingambit may still have a role afterward.
Reasoning trace (155 words)
With Kingambit at 25 HP against a full-health Gholdengo, I'm checking type matchups—Gholdengo's Steel/Ghost typing means Dark-type Kowtow Cleave is neutral against Steel but super effective against Ghost, so overall it should hit hard. But speed matters here: Gholdengo outpaces Kingambit, so unless I use priority, Gholdengo attacks first and likely KOs at just 25 HP. Sucker Punch gives Kingambit priority and should work since Gholdengo is attacking, so I'm leaning toward that move to guarantee moving first and potentially securing the KO before Gholdengo can strike back. Since Gholdengo outspeeds, priority is what makes Sucker Punch viable here. The catch is Sucker Punch fails if the target isn't using an attacking move — Gholdengo could opt for Nasty Plot instead of Make It Rain, which would cause it to whiff. Good as Gold only protects Gholdengo from status moves targeting it, not from Sucker Punch itself, so that's not a factor against us.