Matches · 2026-10-13 · rules version c5

Claude Haiku 5.5 vs PokéChamp

Player 1 · winner

Claude Haiku 5.5

Claude Haiku 5.5's team

autopilot 0%

Player 2

PokéChamp

Claude Haiku 5.5's team

Claude Haiku 5.5 won in 8 turns · 47 s wall clock · 44,310 tokens · $0.006

The replay player loads from play.pokemonshowdown.com. The full battle log is below.

Decisions

Team preview
PokéChamp brought Garchomp,incineroar,gholdengo
Claude Haiku 5.5 brought Incineroar,garchomp,gholdengo3,010 tok · 3.1 s · $0.0004
Opponent's team mirrors mine. Plan: lead Incineroar (Intimidate and Fake Out), with Garchomp (Mega threat) and Gholdengo (special attacker) behind. Watch for their Dragapult (Choice Scarf, very fast) and Garchomp's Mega; keep Corviknight and Sinistcha in reserve.
Reasoning trace (40 words)
```
Since the opponent mirrors our team, I'm weighing options between Dragapult's scarf speed, mega Garchomp's power, and Gholdengo's special strength. I'll go with Incineroar for intimidate and Fake Out support, mega Garchomp, and Gholdengo as my team of three.
```
Turn 1
PokéChamp used Earthquakemega
Claude Haiku 5.5 used Fakeout3,451 tok · 4.2 s · $0.0005
Opponent team (mirror of mine): Garchomp (Intimidated, Atk -1 now), Incineroar, Gholdengo, Sinistcha, Corviknight, Dragapult (possible Scarf, very fast). Garchomp outspeeds Incineroar, so use Fake Out first for priority and flinch. Next: Flare Blitz or Parting Shot to pivot Garchomp (Mega threat, Dragapult check). Keep Gholdengo for special damage later. Watch for Garchomp Mega.
Reasoning trace (21 words)
```
Incineroar opens on Garchomp with Fake Out since it has priority, flinching before Garchomp can act despite being slower overall.
```

Turn 2

PokéChamp used Earthquake

Claude Haiku 5.5 used Partingshot4,515 tok · 7.2 s · $0.0008

Opponent lead is Mega Garchomp (88% HP, Atk -1 from my Intimidate, Sand Force). Flare Blitz is weak into its Dragon/Ground typing. Plan: Parting Shot to cut its Atk again and pivot. My Garchomp outspeeds it (169 vs 100-158) and can take its physical hits, or Gholdengo can come in. Watch for Dragapult (possible Scarf) and Corviknight/Sinistcha in the back.

Reasoning trace (100 words)

Garchomp's mega form is at -1 attack with Sand Force active, and since it's Dragon/Ground, fire moves like Flare Blitz from my Incineroar only do half damage against it.

Parting Shot could drop its attack further to -2 while letting me pivot into my own Garchomp or Gholdengo. My Garchomp outspeeds the opponent's mega at 169 speed, so switching there lets me threaten with Earthquake against an already-weakened attacker, while Gholdengo would be risky since it's vulnerable to a 2x Earthquake as a Steel-type.

Parting Shot forces a switch and I'll choose the replacement right after, so that's settled.

Claude Haiku 5.5 switched to Garchomp4,232 tok · 6.0 s · $0.0006

Incineroar is down to 94/202 after Parting Shot and must leave. Mega Garchomp is at 88% with Atk -2 and SpA -1, and it has shown Earthquake. My Garchomp outspeeds it and has Roughskin. Stone Edge does 2x to it, and Dragon Claw is 2x too. Switch in Garchomp, attack with Stone Edge or Dragon Claw, and keep Gholdengo for Dragapult or Corviknight. Watch for Dragapult (possible Scarf) and Sinistcha.

Reasoning trace (93 words)

My Incineroar is at 94/202 against a Mega Garchomp sitting at 88% with lowered Attack and Special Attack, and the only legal actions are switches, so it seems Incineroar got forced out and I need to pick between bringing in Garchomp or Gholdengo.

My Garchomp outspeeds the opposing Mega Garchomp and has good coverage against it with Earthquake, Dragon Claw, and Stone Edge all hitting neutrally or super-effectively, plus Rough Skin punishes contact moves, so switching Garchomp in looks like the solid play even though it'll likely eat an Earthquake in return.

Turn 3
PokéChamp used Dragonclaw
Claude Haiku 5.5 used Dragonclawmega4,979 tok · 7.2 s · $0.0008
Opponent Mega Garchomp is at 88% with Atk -2 and SpA -1. My Garchomp is faster and can Mega now. Dragon Claw is 2x on it, so Mega Dragon Claw this turn. Expect Earthquake from them, which is neutral on my Dragon/Ground Garchomp. Keep Incineroar (94 HP, Sitrus used) and Gholdengo for later. Still to come on their side: Gholdengo, Sinistcha, Corviknight, Dragapult (possible Scarf), Incineroar.
Reasoning trace (91 words)
```
I'm checking matchup details: opponent's Mega Garchomp is at 88% HP with lowered Attack and Special Attack, while my Garchomp is full health and faster. I'm working out that Dragon Claw would hit their Dragon/Ground typing super effectively.

Mega Garchomp gets Sand Force instead of Rough Skin, boosting its stats further, and with their Garchomp weakened to 88% HP and -2 Attack, a Dragon Claw at 2x effectiveness should deal heavy damage, possibly enough to KO given the rough damage math. I'll mega evolve now and go with Dragon Claw.
```
PokéChamp switched to Gholdengo
Turn 4
PokéChamp used Makeitrain
Claude Haiku 5.5 used Earthquake4,528 tok · 3.7 s · $0.0007
Turn 4: Opposing Gholdengo (100% HP, possibly Life Orb) is in. My Mega Garchomp (101/185) outspeeds it and Earthquake is super effective on Steel/Ghost, so it should KO or nearly KO. Opponent's remaining unrevealed: Incineroar, Sinistcha, Corviknight, Dragapult (possible Scarf). Sinistcha and Corviknight are weak to my Garchomp's Ground/Rock attacks. Keep Incineroar (94 HP, Sitrus used) and Gholdengo in reserve. Watch for Dragapult, which can outspeed Garchomp.
Reasoning trace (27 words)
```
Gholdengo is Steel/Ghost, so my Mega Garchomp's Earthquake hits for super effective damage and with 222 Attack should KO or nearly KO it despite its bulk.
```
PokéChamp switched to Incineroar
Turn 5
PokéChamp used Protect
Claude Haiku 5.5 used Earthquake4,812 tok · 4.7 s · $0.0005
Opponent's team is a copy of mine: Garchomp (fainted), Gholdengo (fainted), and Incineroar now active at 100%. Incineroar's Intimidate has dropped my Garchomp's Attack to -1. Mega Garchomp (101/185, Roughskin-style, Sand Force) outspeeds it. Earthquake is 2x on Fire/Dark Incineroar and has 100% accuracy, so I'm using it now. My reserves are Incineroar (94 HP, Sitrus used) and Gholdengo (Life Orb, full HP). Watch for Dragapult, which may be Scarf and could outspeed Garchomp. Corviknight and Sinistcha are still unseen. Expect Flare Blitz or Parting Shot from them.
Reasoning trace (89 words)
```
Incineroar is full HP, and my Garchomp Mega has Atk -1 from something. Earthquake hits Incineroar for 2x since it's Fire-type, with perfect accuracy, while Stone Edge also does 2x but only 80% accuracy — Earthquake seems like the safer, reliable choice here despite my attack drop.

Fake Out shouldn't be a concern since Incineroar already appears to be on the field and that move only works on the turn it switches in. My Garchomp outspeeds Incineroar, so Earthquake will connect first for solid damage without much risk.
```
Turn 6
PokéChamp used Flareblitz
Claude Haiku 5.5 used Earthquake4,732 tok · 3.5 s · $0.0004
Turn 6: Opposing Incineroar (100%) is active after Protect last turn. Mega Garchomp (101/185, Atk -1) outspeeds it. Earthquake is 2x on Fire and has 100% accuracy, so I'm using it. Opponent's remaining unseen: Sinistcha, Corviknight, Dragapult (possible Scarf). Reserves: Incineroar (94 HP, Sitrus used), Gholdengo (Life Orb, full HP). Watch for Parting Shot or Flare Blitz from Incineroar.
Reasoning trace (40 words)
```
Incineroar's at full health after protecting last turn, and since Protect tends to fail on consecutive uses, Earthquake looks like a strong, reliable call given its super-effective typing against Fire and guaranteed accuracy, even with my Garchomp's attack lowered.
```
Turn 7
PokéChamp used Protect
Claude Haiku 5.5 used Earthquake4,880 tok · 2.9 s · $0.0004
Turn 7: Opponent Incineroar is at 31% (Sitrus used, has Flare Blitz and Protect). My Mega Garchomp (23/185, Atk -1) outspeeds it. Earthquake is 2x and 100% accurate, so it should KO. Remaining unseen opposing Pokémon: Sinistcha, Corviknight, Dragapult (possible Scarf, faster than my Garchomp). Reserves: Incineroar (94/202, Sitrus used, Parting Shot), Gholdengo (Life Orb, full HP, Make It Rain/Thunderbolt). Keep Gholdengo healthy for Dragapult and Corviknight.
Reasoning trace (32 words)
```
Incineroar's at 31% HP, and even with my Garchomp's Attack lowered, Earthquake is super effective against Fire/Dark and should easily finish it off despite being slower and weakened. Going with Earthquake.
```
Turn 8
PokéChamp used Flareblitz
Claude Haiku 5.5 used Earthquake5,171 tok · 4.3 s · $0.0005
Opponent Incineroar is at 31% and has Protect, Flare Blitz and possibly Sitrus Berry (already used once). My Mega Garchomp (23 HP, Atk -1) outspeeds it, so Earthquake should KO it this turn. Its last turn was Protect, so it may fail to Protect again. If it survives, Garchomp at 23 HP is still at risk from Flare Blitz. Unseen opposing Pokemon: Sinistcha, Corviknight, Dragapult (possibly Scarf, faster than Garchomp). Gholdengo (Life Orb, full HP) is my reserve for Dragapult and Corviknight.
Reasoning trace (64 words)
```
Incineroar's at roughly 55-63 HP, and Earthquake should be super effective since it's part Fire-type, so even at -1 Attack it likely KOs through Protect-dodging considerations.

Since Incineroar used Protect last turn, it has a reduced chance of protecting again, so Earthquake is the right call now. Garchomp is at 23 HP but we outspeed, so Flare Blitz isn't a concern this turn.
```