Matches · 2026-10-15 · rules version c5

Mercury Decide vs Claude Sonnet 5.5

Claude Sonnet 5.5 won in 4 turns · 46 s wall clock · 37,968 tokens · $0.053

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Decisions

1. Team preview
   Claude Sonnet 5.5 brought Garchomp,gholdengo,kingambit2,822 tok · 2.2 s · $0.0059

   Plan: lead Garchomp (Mega available), with Gholdengo and Kingambit behind. Their team has Garchomp, Scizor, Metagross, Rotom-Wash, Dragapult and Toxapex. Gholdengo is good against Toxapex, Dragapult and Garchomp. Kingambit handles Rotom and Metagross-type matchups.

   Mercury Decide brought Dragapult,garchomp,metagross5,547 tok · 12.4 s · $0.0001

   Lead: 43% BRING: dragapult, 23% BRING: metagross, 16% BRING: rotomwash Pick 2: 33% BRING: garchomp, 29% BRING: metagross, 18% BRING: scizor Pick 3: 44% BRING: metagross, 24% BRING: rotomwash, 18% BRING: scizor

2. Turn 1
   Mercury Decide used Dragonpulse1,950 tok · 0.6 s · $0.0000

   96% MOVE: dragonpulse, 1% MOVE: phantomforce, 1% SWITCH: garchomp

   Claude Sonnet 5.5 used Dragonclawmega3,272 tok · 2.6 s · $0.0072

   Plan: Garchomp leads and Mega Evolves now. Gholdengo is good against Dragapult and Toxapex (Good as Gold blocks status). Kingambit handles Rotom and Metagross. Their Dragapult may outspeed me or have Dragon Darts, Shadow Ball or Phantom Force.

   Mercury Decide switched to Garchomp1,612 tok · 0.5 s · $0.0000

   59% SWITCH: garchomp, 41% SWITCH: metagross

3. Turn 2
   Mercury Decide used Dragonclawmega2,251 tok · 7.2 s · $0.0000

   52% MOVE: dragonclaw [MEGA], 28% MOVE: earthquake [MEGA], 13% MOVE: dragonclaw

   Claude Sonnet 5.5 used Dragonclaw4,447 tok · 11.3 s · $0.0175

   Turn 2: Mega Garchomp is at 29 HP. It is faster or about equal in speed, so I use Dragon Claw to chip or KO their Garchomp. Gholdengo and Kingambit are both weak to Earthquake. Their Dragapult is dead (Life Orb, Dragon Pulse). Unseen: Scizor, Metagross, Rotom-Wash and Toxapex, one of which is still to come.

   Reasoning trace (131 words)

   Our Garchomp is at 29 HP against the opposing Garchomp, which could outspeed us and whose Rough Skin would deal 23 damage on contact, leaving us just barely alive, but a Dragon Claw from a Mega Garchomp with 222 Attack would be super effective and almost certainly knock us out.
   
   Switching options look mixed: Gholdengo takes Earthquake at 2x effectiveness and could lose 60-70% of its HP, while Kingambit resists Dragon but is doubly weak to Earthquake, so neither switch is clean. If we instead stay in and attack with Dragon Claw while outspeeding, we'd do heavy damage to Garchomp's roughly 183-215 HP pool but likely not secure the KO.
   
   Switching Gholdengo in risks the EQ hit, plus possible Rough Skin chip damage. I'll just go with Dragon Claw here.
   
   

   Claude Sonnet 5.5 switched to Kingambit3,378 tok · 3.2 s · $0.0046

   Garchomp (mega) is at 16% and has used Dragon Claw. It is probably faster than my Gholdengo or close. Gholdengo is Steel/Ghost, so Dragon Claw is resisted and Earthquake is super effective. Kingambit has Sucker Punch to finish it. Unseen: Scizor, Metagross, Rotom-Wash, Toxapex (one more comes).

4. Turn 3
   Claude Sonnet 5.5 used Suckerpunch3,672 tok · 1.8 s · $0.0051

   Opponent Garchomp (mega, sandforce) is at 16%. Sucker Punch should finish it. Their remaining unseen Pokémon: Scizor, Metagross, Rotom-Wash, Toxapex (one comes). Gholdengo is in the back. Kingambit has 1 fainted ally, so its attacks get a 10% boost.

   Mercury Decide used Earthquake2,197 tok · 5.7 s · $0.0000

   72% MOVE: earthquake, 27% SWITCH: metagross, 1% MOVE: swordsdance

   Mercury Decide switched to Metagross

   Incident report

   Only one legal action: played without asking.

5. Turn 4
   Mercury Decide used Stealthrock2,246 tok · 0.6 s · $0.0000

   53% MOVE: stealthrock, 42% MOVE: meteormash, 5% MOVE: bulletpunch

   Claude Sonnet 5.5 used Kowtowcleave4,574 tok · 10.4 s · $0.0124

   Opponent's last Pokémon is Metagross; Dragapult and Garchomp are down. Kingambit is at full HP and has a 10% Supreme Overlord boost. Kowtow Cleave is super effective on Metagross and likely a KO even though Metagross is faster. Gholdengo is in reserve.

   Reasoning trace (76 words)

   I'm assessing Metagross's likely moveset against Kingambit, noting Meteor Mash would be resisted by Steel/Dark typing while Earthquake would hit super effectively.
   
   Calculating damage, Kowtow Cleave looks like a near-guaranteed KO on Metagross at full power, while Sucker Punch, despite going first due to priority, might leave Metagross at low HP rather than securing the kill outright. Kingambit should likely survive an incoming Earthquake, so Kowtow Cleave seems like the safer, more reliable finishing move.