Matches · 2026-10-13 · rules version c5

Claude Haiku 5.5 vs PokéChamp

Player 1

Claude Haiku 5.5

Claude Haiku 5.5's team

autopilot 0%

Player 2 · winner

PokéChamp

Claude Haiku 5.5's team

PokéChamp won in 11 turns · 2 min wall clock · 64,810 tokens · $0.010

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

Decisions

Team preview
PokéChamp brought Garchomp,incineroar,kingambit
Claude Haiku 5.5 brought Incineroar,gholdengo,garchomp3,095 tok · 3.9 s · $0.0005
Team preview, mirror match: the opponent's six are exact copies of mine. I'm leading with Incineroar for Intimidate and Fake Out, backed by Gholdengo (fast, Life Orb, Nasty Plot) and Garchomp (Mega threat, 169 base Speed). Plan: Fake Out or Intimidate first, then Gholdengo sets up or attacks. Watch for their Kingambit and Garchomp as the main threats.
Reasoning trace (45 words)
```
Since it's a mirror match, I'm weighing strong team options like Gholdengo with Life Orb and Nasty Plot, Incineroar for intimidate and fake out, Kingambit, and Mega Garchomp for speed and power. I'm leaning toward bringing Incineroar as a lead alongside Gholdengo and Garchomp.
```
Turn 1
PokéChamp used Earthquakemega
Claude Haiku 5.5 used Fakeout3,504 tok · 3.3 s · $0.0005
Turn 1: Fake Out the opposing Garchomp (it is at -1 Atk from Intimidate and outspeeds Incineroar). The flinch stops its first attack. Next, Gholdengo can Nasty Plot or pressure. Watch for Kingambit (likely Supreme Overlord or Defiant), Corviknight, and Azumarill. Garchomp may carry Sand Veil or Rough Skin.
Reasoning trace (36 words)
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Since Fake Out is only usable on turn one, it's worth using now for guaranteed chip damage and a flinch against Garchomp, even though Garchomp's speed means it could still act first in some scenarios.
```

Turn 2

PokéChamp used Earthquake

Claude Haiku 5.5 used Darkestlariat4,461 tok · 7.1 s · $0.0008

Opponent's Mega Garchomp (Sand Force, 87% HP, Atk -1) outspeeds Incineroar and threatens Gholdengo with Earthquake (Steel is weak to Ground). Darkest Lariat ignores the Atk drop and hits Garchomp neutrally. Keep Gholdengo in reserve for Shadow Ball or Nasty Plot. Watch for Kingambit (Defiant/Supreme Overlord) and Corviknight, which can attack Incineroar. Their Garchomp may have Rough Skin, so avoid contact-heavy plans if chip damage matters.

Reasoning trace (96 words)

The opposing Mega Garchomp is at 87%, with Attack lowered by intimidate, Sand Force ability, Dragon/Ground typing, and likely outspeeds Incineroar—I'm checking whether Incineroar takes neutral damage from its Dragon-type moves.

Darkest Lariat seems like the better attacking option since it ignores stat drops and hits Garchomp neutrally, whereas Flare Blitz would only be resisted. Parting Shot to Gholdengo is also tempting since it further lowers Garchomp's Attack and brings in a Pokémon that resists its coverage, though I need to weigh Garchomp's likely first move—probably Earthquake or Dragon Claw—against Incineroar's bulk at full HP.

Turn 3

PokéChamp used Earthquake

Claude Haiku 5.5 switched to Gholdengo5,472 tok · 10.5 s · $0.0012

Opponent Mega Garchomp is at 47% and outspeeds my Incineroar (82 HP, Atk -1 from Intimidate). Its Earthquake likely KOs Incineroar before it acts, and Darkest Lariat probably won't KO Garchomp. I switch to Gholdengo (164 HP, Life Orb, Shadow Ball is neutral on Garchomp, Thunderbolt is useless because Ground is immune to Electric). Expect Garchomp to EQ or switch. Watch for Kingambit, Corviknight and Azumarill. Gholdengo should finish Garchomp with Shadow Ball, or Incineroar can come back for Fake Out or Parting Shot later.

Reasoning trace (170 words)

I'm checking the battle state: my Incineroar at 82/202 HP against the Mega Garchomp sitting around 47%, factoring in Sand Force boosting its Earthquake and its speed advantage letting it strike first.

If I calculate Darkest Lariat, it only looks like roughly 71 damage average given neutral typing against Dragon, which probably isn't enough to KO Garchomp's remaining ~90-100 HP. Meanwhile Flare Blitz is weak against Dragon/Ground, so Garchomp would likely survive and retaliate with a neutral Earthquake that could finish off my already-damaged Incineroar.

Switching Gholdengo in is another option — Steel typing means Garchomp's Earthquake hits hard there too, but Gholdengo resists most of what else Garchomp has, and Thunderbolt is useless since Ground is immune to Electric, leaving Shadow Ball as the neutral option. I'm also weighing Parting Shot to drop Garchomp's Attack further while pivoting Incineroar out for Gholdengo.

Since Incineroar is likely dead anyway, switching to Gholdengo costs nothing extra and preserves better bulk against the EQ, even accounting for the intimidate-lowered Garchomp attack.

Turn 4

PokéChamp used Earthquake

Claude Haiku 5.5 used Shadowball4,813 tok · 7.9 s · $0.0007

Gholdengo (18 HP, Life Orb) is in as the finisher. Opposing Mega Garchomp is at 47% with Atk -1 and has used Earthquake. Shadow Ball is neutral and should KO it. Risk: if Garchomp outspeeds, Earthquake kills Gholdengo first. Next: Incineroar (82 HP, Parting Shot/Fake Out) or Garchomp (fast, Spe 169, Swords Dance) for the rest. Watch for Kingambit, Corviknight, Azumarill. Opponent's Garchomp may have Rough Skin or Sand Veil.

Reasoning trace (148 words)

I'm checking the speed matchup between Gholdengo at 18 HP and Garchomp at 47% with a Mega boost and lowered attack, comparing their base speeds and level-50 stats to figure out who moves first.

Then I'm estimating Shadow Ball's damage from Gholdengo onto Garchomp — neutral type effectiveness, but with high SpA (185 with Life Orb) and STAB, the damage comes out to roughly 130 against Garchomp's remaining ~94 HP, which looks like a clean kill assuming the hit lands, even accounting for Garchomp's possible higher Special Defense rolls.

The main risk is speed: if Garchomp outpaces Gholdengo and lands Earthquake first, Gholdengo's thin 18 HP gets wiped out. I consider switching to Incineroar instead, but its lower speed means it'd also take Earthquake before acting, so it doesn't solve the issue. Shadow Ball with Gholdengo still looks like the best play, so I'll go with that.

Claude Haiku 5.5 switched to Garchomp4,914 tok · 8.6 s · $0.0009

Gholdengo fell to Earthquake. Opponent Mega Garchomp is at 47% (about 95 HP), with Atk -1 and Earthquake revealed. My full-HP Garchomp is the best answer: its Earthquake or Dragon Claw should KO it, and Rough Skin punishes contact. Watch for Kingambit, Corviknight and Azumarill next. Incineroar (82 HP) can still Parting Shot or Fake Out later.

Reasoning trace (161 words)

With Gholdengo down, I need to decide between switching to Incineroar or Garchomp against their Mega Garchomp sitting at 47% with lowered Attack from Intimidate. I'm weighing speed tiers between our Garchomp and theirs to figure out who moves first in a potential matchup.

My Garchomp is at full health and can Mega Evolve to match theirs at 169 Speed, likely tying. Earthquake would hit neutrally for solid damage given their Dragon/Ground typing, and with them already at roughly 95 HP remaining, a strong STAB Ground or Dragon move could finish the job if I can get the attack through.

But I need to check whether Mega Evolution is actually legal this turn since I may still need to switch in first after a faint, and switching and Mega-evolving can't happen simultaneously — I should confirm the available action list before committing to a plan.

Comparing options, Garchomp healthy outperforms Incineroar at 82 HP, so I'll just switch into Garchomp.

Turn 5

PokéChamp used Dragonclaw

Claude Haiku 5.5 used Dragonclaw5,330 tok · 7.6 s · $0.0009

Our Garchomp (169 Spe) outspeeds the opposing Mega Garchomp (47% HP, Atk -1). Dragon Claw is super effective, so it should KO without Mega, saving Mega Evolution for later. Remaining opponent threats: Kingambit, Corviknight, Azumarill, and possibly Incineroar. Kingambit and Corviknight may be neutral to Garchomp's Earthquake, and Steel types resist Dragon Claw. Incineroar (82 HP) is in reserve for Parting Shot or Fake Out.

Reasoning trace (120 words)

Our Garchomp outspeeds and can Mega Evolve into Sand Force without weather active, so I'm calculating whether Earthquake from Mega Garchomp's boosted Attack can finish off the opponent's Mega Garchomp sitting at 47% health.

Comparing moves, Dragon Claw actually hits harder here since Dragon is super effective against Dragon-types, giving it a bigger effective damage output than Earthquake which is neutral against Ground/Dragon. Either way, Mega Evolving seems worth it for the Attack boost going into this exchange.

Since Mega is a one-time use, I'd rather save it for a tougher matchup like Kingambit later. Regular Dragon Claw should already KO given the health gap, and since we're faster and move first, I'll go with dragonclaw without mega evolving.

PokéChamp switched to Kingambit

Turn 6

PokéChamp used Kowtowcleave

Claude Haiku 5.5 used Earthquakemega5,505 tok · 8.0 s · $0.0009

Garchomp (185 HP, full) outspeeds Kingambit and has Earthquake, which is super effective on Steel. Corviknight is immune to Earthquake, and Azumarill resists Dragon Claw's damage, so I'll keep Garchomp's Earthquake for Kingambit. Mega Evolving now adds Attack for a likelier KO. Expect Kingambit to attack or Sucker Punch. Incineroar (82 HP) stays in reserve for Fake Out or Parting Shot against Corviknight or Azumarill.

Reasoning trace (131 words)

Kingambit's Steel typing is 2x weak to Ground, so my Garchomp's Earthquake lands super effective, and with Garchomp's speed and Attack stat plus Kingambit's likely Supreme Overlord boost factored in, I'm checking whether Earthquake secures the KO.

Mega Evolving boosts Garchomp's Attack and Speed considerably (108/170/115/120/95/92), and since Earthquake isn't contact-based, Kingambit's Rough Skin isn't a concern. I'm weighing whether to Mega Evolve now to guarantee the kill, factoring in Kingambit's possible Sucker Punch or Kowtow Cleave as counterplay.

Later in the match, Corviknight resists ground damage via Flying typing while Azumarill takes neutral damage, and Dragon moves would be useless against a Fairy type like Azumarill since Fairy is immune to Dragon. Given this, I'll Mega Evolve now and go for Earthquake to try to knock out Kingambit immediately.

Turn 7
PokéChamp used Suckerpunch
Claude Haiku 5.5 used Earthquake4,425 tok · 2.9 s · $0.0006
Garchomp (Mega, 89/185 HP) outspeeds the opposing Kingambit (4% HP, Kowtow Cleave revealed). Earthquake is super effective and should KO it. Remaining opponent options: Incineroar, Gholdengo, Azumarill or Corviknight. Corviknight is immune to Earthquake, and Azumarill resists Dragon Claw. Keep Incineroar (82 HP) for Parting Shot or Fake Out. Opponent Garchomp (Earthquake, Atk -1) is fainted.
Reasoning trace (26 words)
```
Kingambit's at 4% and my Garchomp is faster, so Earthquake will finish it off since it's Dark/Steel and weak to ground. Going with Earthquake here.
```
PokéChamp switched to Incineroar
Turn 8
PokéChamp used Fakeout
Claude Haiku 5.5 used Earthquake5,170 tok · 5.5 s · $0.0006
Opponent: Mega Garchomp (Earthquake), Kingambit, and Garchomp are down. Remaining: Incineroar (Intimidate, unknown item, 100% HP) active, plus Gholdengo-equivalent slots, Azumarill, Corviknight, and possibly others. Our Garchomp is at 8 HP, Atk -1, but faster than Incineroar (158 vs 72-123). Earthquake is super effective and probably deals most of Incineroar's HP. Incineroar (82 HP, Sitrus used) is in reserve for Parting Shot or Fake Out. Gholdengo is fainted.
Reasoning trace (34 words)
```
My Garchomp is at critically low HP with lowered Attack, but it's faster than Incineroar and Earthquake should be super effective against its Fire/Dark typing, likely securing the knockout before Incineroar can act.
```
Claude Haiku 5.5 switched to Incineroar
Incident report
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Only one legal action: played without asking.
```

Turn 9

PokéChamp used Flareblitz

Claude Haiku 5.5 used Fakeout6,031 tok · 9.6 s · $0.0010

Last 1v1: my Incineroar (82/202, Sitrus used) vs opposing Incineroar (100%, Atk -1 from my Intimidate, unknown item). Opponent has no reserves left. Fake Out works only on my first turn on the field, so I use it now: it's priority, flinches, and denies their turn. Next turn, Darkest Lariat ignores their Atk drop. Flare Blitz and Lariat are both resisted by their Fire/Dark, so damage will be slow. Avoid Parting Shot, since there is no one to switch to.

Reasoning trace (197 words)

Our Incineroar is at 82/202 HP against the opponent's full-health Incineroar, who's at -1 Attack from intimidate. Both sides are down to their last Pokémon since the opponent already revealed Garchomp and Kingambit alongside this Incineroar, so this is the deciding matchup.

Fake Out seems available to us but not to the opponent since their Incineroar already used it this battle, so I'm weighing Darkest Lariat or Flare Blitz despite both being resisted by Incineroar's Fire/Dark typing, versus opening with Fake Out to get a guaranteed hit and flinch before they can act.

We're at 82 HP and their Incineroar could hit fairly hard too, though it's tough to estimate exactly without recoil factored in. Parting Shot isn't viable since there's no one to switch to, so it comes down to just attacking — I'm leaning Darkest Lariat for the bigger payoff, weighing the risk that they could strike first with Flare Blitz.

Actually, Fake Out is only usable this turn, guaranteeing a flinch and effectively denying their action entirely, which feels more valuable than the extra damage from Lariat right now. I'll go with Fake Out this turn and follow up with Lariat next turn.

Turn 10

PokéChamp used Flareblitz

Claude Haiku 5.5 used Darkestlariat5,548 tok · 6.8 s · $0.0008

Last 1v1: my Incineroar (82/202) vs opposing Incineroar (84%, its Atk -1 from my Intimidate). Opponent has no reserves. Fake Out is no longer legal. Both sides' Fire/Dark typing resists my attacks, so damage is slow. Darkest Lariat has no recoil and ignores its Atk drop, so I use it to avoid burning my HP on Flare Blitz recoil. Parting Shot is pointless with no one to switch to. Watch for their Flare Blitz recoil and burn chance.

Reasoning trace (114 words)

I'm at 82/202 HP, my opponent's Incineroar is around 84% with an Attack drop, and since Fake Out already flinched them last turn it's no longer usable. I'm weighing Flare Blitz, but Fire is resisted by their Fire/Dark typing so it won't be very effective.

Darkest Lariat is similarly resisted (Dark hits Dark for 0.5x) but it ignores stat stage changes and avoids recoil, while Flare Blitz hits harder but costs me 33% recoil and a burn risk — not worth it given my low HP and how far their health still is from fainting. Speed ties are uncertain, so I need to factor in what they might do back to me too.

Turn 11

PokéChamp used Flareblitz

Claude Haiku 5.5 used Flareblitz6,542 tok · 10.7 s · $0.0012

Last 1v1: my Incineroar (39/202) vs opposing Incineroar (55%, its Atk -1 from my Intimidate). Parting Shot is useless with no reserves. Flare Blitz (about 57 dmg, ~19 recoil) out-damages Darkest Lariat (about 41). Their Flare Blitz likely KOs me next turn either way, so maximize damage now. Watch for burn and Sitrus.

Reasoning trace (194 words)

My Incineroar is down to 39/202 HP while the opponent's is around 55%, and its Attack is lowered from my Intimidate. Both sides already used Fake Out this exchange, so I'm weighing Darkest Lariat since it hits Fire/Dark neutrally.

Both my Darkest Lariat and Flare Blitz would only be 0.5x against their Incineroar since it shares typing, but I'm more worried about their Flare Blitz likely KOing my low-HP Incineroar even at -1 Attack. Their held item is unknown, which could change the math if they're holding something like Sitrus Berry.

That leaves us at roughly 20 HP with their Incineroar near 45. The real question is speed priority — if they move first with Flare Blitz even at -1 attack, it likely finishes us off given our thin HP margin.

Parting shot isn't viable since we have nothing left to switch into. Comparing Lariat versus Flare Blitz, both roughly trade damage similarly, but Flare Blitz's recoil means we'd risk fainting ourselves on the follow-up even if the opponent doesn't finish us first.

Even with a high recoil roll (~22), we'd still survive at 17-20 HP. Going with Flare Blitz for max damage.