Matches · 2026-10-10 · rules version c4
Claude Haiku 5.5 vs Chimps at the Zoo
Claude Haiku 5.5 won in 17 turns · 2 min wall clock · 64,352 tokens · $0.013
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Decisions
- Team previewClaude Haiku 5.5 brought
Incineroar,garchomp,gholdengoOpponent's team mirrors ours with several Steel and Dragon types, so I want a balanced core. Incineroar gives Intimidate and Fake Out for the lead, Garchomp is the fastest real attacker, and Gholdengo covers the Steel and Dragon threats with special pressure.
Reasoning trace (85 words)
I'm sizing up the mirror matchup, since the opponent's team mirrors ours with incineroar, garchomp, gholdengo, kingambit, sinistcha, and archaludon. I'm weighing which three to lead with — garchomp for speed and power, incineroar for intimidate and fake out utility, kingambit for raw strength — while considering how sinistcha and gholdengo match up against their steel/dragon archaludon and kingambit threats. I'm settling on incineroar, garchomp, and gholdengo as our solid core, leading with incineroar to set up intimidate and fake out pressure right away.
- Turn 1Chimps at the Zoo used
ShadowballClaude Haiku 5.5 usedFlareblitzFake Out cannot affect Gholdengo because Ghost types are immune to Normal moves. Flare Blitz is super effective against Steel, and Incineroar's Attack is high even after Gholdengo's -1 from Intimidate. Flare Blitz is the strongest play here.
Reasoning trace (47 words)
Fake Out does nothing since Ghost is immune to Normal-type moves, so that's a wasted turn against Gholdengo. Flare Blitz, though, is super effective against Gholdengo's Steel typing, and with Incineroar's high Attack stat against Gholdengo's moderate Defense, it should deal substantial damage, likely around 50%.
Chimps at the Zoo switched toIncineroar - Turn 2Chimps at the Zoo used
FakeoutClaude Haiku 5.5 usedPartingshotMy Incineroar is only 0.5x into their Fire/Dark Incineroar with Flare Blitz and is already at -1 Atk. Parting Shot cuts their Attack and Sp. Atk while I pivot out, and Garchomp can come in afterward and outspeed it.
Reasoning trace (235 words)
My Incineroar is at 145/202 HP with Atk and SpD both lowered, facing a full-health opposing Incineroar with Intimidate already applied. Checking Flare Blitz's effectiveness, since Fire resists Fire damage, this move would only be neutral against the Dark typing but halved by the Fire typing, making it a weak option here. I'm weighing Protect, Parting Shot, or switching to Garchomp/Gholdengo, considering the opponent still has Garchomp, Kingambit, Sinistcha, and Archaludon in reserve. Switching Garchomp in looks appealing since Earthquake hits Incineroar for super effective damage and Garchomp outspeeds, though it'll eat another Intimidate; meanwhile Incineroar's own Flare Blitz and Dark moves wouldn't do much back to Garchomp. Parting Shot could also work well, letting me drop the opponent's stats while repositioning into Gholdengo or Garchomp for a stronger follow-up. Gholdengo looks like a solid switch-in too -- Shadow Ball hits Incineroar for super effective damage, and Good as Gold only blocks status moves so Intimidate still lowers its Atk, though that's irrelevant since Gholdengo attacks with SpA. The risk is Incineroar's Flare Blitz being super effective against Gholdengo's Steel typing, so I need to weigh that trade-off before committing to the switch. Parting Shot actually seems like better value here -- it weakens the opponent's attacking stats while letting me bring in Garchomp, which outspeeds and can hit Incineroar hard with Earthquake. I'll go with Parting Shot as the safer, more tactical play.
- Turn 3Chimps at the Zoo used
PartingshotClaude Haiku 5.5 switched toGarchompFlare Blitz is resisted by the opposing Fire/Dark Incineroar, and our Incineroar is at 115 HP and slower than a possible Garchomp hit. Garchomp outspeeds Incineroar and Earthquake is super effective on it, so switching in is the strongest play.
Reasoning trace (110 words)
My Incineroar's Flare Blitz would only be resisted against their Incineroar since Fire/Dark takes half damage from Fire. I should consider switching to Garchomp instead, since Earthquake hits Incineroar neutrally for much better damage. Garchomp's faster too and could take a hit from Flare Blitz reasonably well since Dragon/Ground is neutral to Fire, though Intimidate would cut into its Attack on the switch. Protect is also an option to play around Fake Out already being spent, but Garchomp coming in for a strong Earthquake seems like the better play even with the Attack drop. I'm also weighing whether Gholdengo could be a safer switch-in given its typing against Fire/Dark.
Chimps at the Zoo switched toSinistcha - Turn 4Chimps at the Zoo used
MatchagotchaClaude Haiku 5.5 usedOutragemegaGarchomp outspeeds Sinistcha, so it moves first. Earthquake is resisted by Grass, so Dragon STAB is the best damage. Mega Evolving first adds a large Attack boost and Speed, so Outrage with Mega is the strongest play.
Reasoning trace (118 words)
Against Sinistcha, Grass/Ghost, Garchomp's Earthquake isn't ideal since Ground only hits Grass neutrally while being resisted-adjacent in effect—actually Ground is weak against Grass types at 0.5x, so I need to consider Garchomp's other options like Dragon-type moves instead. Stone Edge's accuracy issue and Outrage's clean neutral coverage both matter here. If I mega evolve Garchomp, I lose a turn but gain a significant Attack boost, and even at -1 Attack from prior drops, Mega Garchomp's Outrage should still deal substantial damage to Sinistcha's moderate bulk, though the mega turn cost needs weighing against speed advantage already held. I'll commit to Mega Outrage — the Mega evolution's attack boost makes it the stronger long-term play. Going with it.
- Turn 5Chimps at the Zoo used
ProtectClaude Haiku 5.5 usedOutrageOnly one legal action is available: Outrage. Garchomp Mega is faster than Sinistcha, and Outrage should finish off the 44% Sinistcha, so it's the only move to select.
- Turn 6Chimps at the Zoo used
RagepowderClaude Haiku 5.5 usedStoneedgeMega Garchomp is faster (158 vs 81-134), so it moves first. Outrage and Earthquake are weakened by Sinistcha's Grass typing, while Stone Edge is neutral with a high crit ratio. That makes it the most likely move to knock out the 51% Sinistcha.
Reasoning trace (69 words)
I'm checking type matchups for Garchomp's Dragon-type moves against Sinistcha, which is Grass/Ghost, recalling whether Grass resists Dragon-type attacks. Earthquake is halved against Grass, and Stone Edge comes out neutral against both of Sinistcha's types. Given Sinistcha's remaining HP and Garchomp's reduced Attack stat, Stone Edge's high base power with STAB and crit potential looks like the strongest option, even accounting for the possibility that Sinistcha protects again.
- Turn 7Chimps at the Zoo used
RagepowderClaude Haiku 5.5 usedOutrageGarchomp outspeeds Sinistcha, and its -1 Attack still leaves Outrage roughly a near-KO on the remaining ~90 HP. Outrage is neutral against Grass/Ghost and has 100% accuracy, unlike Stone Edge, which already missed once. Earthquake is weak here because Grass resists Ground.
Reasoning trace (129 words)
My Garchomp is at -1 attack and burned with 89/185 HP, facing a Sinistcha at 57% HP that resists Ground through its Grass typing. Earthquake would only be neutral-ish at best, so I'm weighing whether Outrage's Dragon-type coverage hits harder here. I'm checking if Sinistcha's Matcha Gotcha can threaten back — Grass against my Dragon/Ground typing comes out roughly neutral, so it's not devastating but still chip damage with Leftovers recovery offsetting it. I'm estimating Sinistcha's remaining HP pool and running rough Outrage damage numbers at my lowered attack to see if I can close this out this turn. Outrage comes out stronger than Stone Edge and has perfect accuracy, and since Garchomp outspeeds Sinistcha, going with Outrage is the better play even with the confusion risk afterward.
- Turn 8Chimps at the Zoo used
ProtectClaude Haiku 5.5 usedOutrageOnly one legal action is available: Outrage. Garchomp is faster than Sinistcha, and Outrage is a strong Dragon hit into a Grass/Ghost that is at 46% HP, so it is the correct play.
- Turn 9Chimps at the Zoo used
RagepowderClaude Haiku 5.5 usedOutrageGarchomp is faster than Sinistcha (158 vs 81-134), so it moves first. Outrage hits for about 85 with 100% accuracy, which is roughly Sinistcha's remaining HP at 52%. Stone Edge is only 80% accurate, so Outrage is the more reliable try for the knockout.
Reasoning trace (188 words)
My Garchomp is confused after Outrage, which could make it hit itself, and its Attack stat has dropped, weakening physical moves. Sinistcha is at around 52% health and just used Protect, and being Grass/Ghost means Earthquake won't be very effective against it. Stone Edge and Outrage both land neutral against Sinistcha's Grass/Ghost typing, so I'm estimating Stone Edge damage with Garchomp's reduced Attack stat — working through the math gives roughly 70 damage with STAB factored in, which wouldn't be enough to secure the KO given Sinistcha's remaining HP. Outrage hits harder though, closer to 85 damage, putting it in KO range against Sinistcha's likely health pool — but it's borderline and complicated by Garchomp's confusion status potentially causing self-hits, plus uncertainty about whether Outrage is actually locking the move choice this turn. Stone Edge also carries high crit chance, which could push damage into guaranteed KO territory if it lands. Given Garchomp outspeeds, Sinistcha is likely to Protect again given its pattern so far, but Outrage's 100% accuracy makes it the safer bet for breaking through compared to Stone Edge's 80% accuracy. I'll go with Outrage.
- Turn 10Chimps at the Zoo used
LifedewClaude Haiku 5.5 usedOutrageOutrage is the only legal action this turn, so it's the move. Garchomp is faster than Sinistcha and Outrage is its strongest attack into the Ghost/Grass target.
Reasoning trace (17 words)
Garchomp is confused, but Outrage is the only legal move available anyway, so that's the choice.
- Turn 11Chimps at the Zoo used
LifedewClaude Haiku 5.5 usedOutrageOnly one legal action is available: Outrage. Garchomp is faster than Sinistcha, and Outrage is the strongest attack here, so it is the correct choice.
- Turn 12Chimps at the Zoo used
RagepowderClaude Haiku 5.5 usedStoneedgeGarchomp is faster than Sinistcha (158 vs 81-134) and at 15 HP it will die to any hit after this turn. Stone Edge is super effective against Grass/Ghost and has high crit odds, so it likely knocks out Sinistcha's healed-up ~136 HP. Earthquake is resisted and Outrage's confusion would be a liability.
Reasoning trace (116 words)
Garchomp is at 15 HP, burned, and possibly confused but not locked into Outrage since it's listed as a legal action. Sinistcha is at 85% health and sustaining with Leftovers and Life Dew, and since it's Grass/Ghost, Garchomp's Earthquake won't be very effective against it. Stone Edge looks like the strongest option here—Rock is super effective against Grass, and with Garchomp's attack stat even at -1, I'm calculating it should deal roughly 145 damage, likely enough to knock out Sinistcha's remaining HP, though accuracy is only 80%. Outrage would only hit neutrally and deal less damage, so Stone Edge is clearly the better choice despite the accuracy risk, especially since Garchomp outspeeds and moves first.
- Turn 13Chimps at the Zoo used
LifedewClaude Haiku 5.5 usedStoneedgeGarchomp is at 4 HP and burned, so it will faint to burn damage at end of turn anyway. Since it moves first, it should get one last useful hit. Stone Edge is the strongest option, with high crit odds, and it's neutral against Sinistcha. Earthquake is resisted and Outrage's confusion is irrelevant now.
Reasoning trace (202 words)
Garchomp is at 4 HP, burned, with lowered attack, while Sinistcha sits at 81% and keeps healing via Life Dew and Leftovers. Garchomp outspeeds, so I'm checking whether Stone Edge actually does meaningful damage to Sinistcha's Grass/Ghost typing, trying to recall the type matchup. Realistically Garchomp is dead anyway since the burn damage at end of turn will take it below zero. So the real question is whether to spend this last action attacking with Garchomp before it faints, or switch to Gholdengo to save it from the burn tick and preserve a healthy attacker for next turn. Earthquake is weak against Grass, and Outrage would lock me in while confused. Stone Edge is tempting but only 80% accurate, and Swords Dance doesn't help here. If I switch to Gholdengo instead, Garchomp stays preserved at 4 HP, though I'm unsure if burn damage even applies while benched. Burn ticking only happens while active, so switching keeps Garchomp frozen at 4 HP — but with -1 attack it's basically dead weight otherwise, and it's already Mega evolved. Sacrificing it for damage seems like the better play, so I'll just go with Stone Edge despite the accuracy risk, banking on the crit ratio.
Claude Haiku 5.5 switched toGholdengoGholdengo is at full HP and outspeeds Sinistcha (136 vs 81-134). Shadow Ball is super effective against Grass/Ghost Sinistcha, and Life Orb gives it heavy damage. Incineroar would be weak into Sinistcha's Grass attacks and Rage Powder.
Reasoning trace (89 words)
With Garchomp down, I need to decide between Incineroar and Gholdengo against Sinistcha, who's at full health with Leftovers and Rage Powder support. Since Gholdengo is Steel/Ghost, its Ghost typing takes neutral damage from Sinistcha's Matcha Gotcha rather than being weak to it. Gholdengo also outspeeds with 136 speed versus Sinistcha's likely lower range, and its Shadow Ball hits Ghost-type Sinistcha for super effective damage while Thunderbolt would be resisted by the Grass typing. Given the speed advantage and favorable matchup, Gholdengo is clearly the stronger choice here.
- Turn 14Chimps at the Zoo used
MatchagotchaClaude Haiku 5.5 usedShadowballGholdengo outspeeds Sinistcha (136 vs at most 134), and Shadow Ball is super effective on the Grass/Ghost Sinistcha with STAB and Life Orb. That should deal heavy damage and possibly knock it out in one or two hits. Make It Rain is neutral and self-debuffing, and Thunderbolt is resisted by Grass, so Shadow Ball is clearly best.
Reasoning trace (35 words)
Sinistcha is Grass/Ghost, so Gholdengo's Shadow Ball hits for super effective damage with STAB too. With Life Orb boosting its 203 SpA, that Shadow Ball should deal massive damage against Sinistcha's roughly 178 HP.
Chimps at the Zoo switched toIncineroar - Turn 15Chimps at the Zoo used
FakeoutClaude Haiku 5.5 usedThunderboltGholdengo is faster (136 vs 72-123), so it moves first. Incineroar resists both Shadow Ball and Make It Rain, but Thunderbolt is neutral and hits harder here. Thunderbolt is the strongest attack, and Nasty Plot is too slow with Incineroar's Fake Out and Intimidate.
Reasoning trace (78 words)
I'm checking Gholdengo's matchup against Incineroar, noting that Shadow Ball is resisted by Dark but neutral against Fire, making it not very effective overall, while Thunderbolt hits neutrally since Electric isn't resisted by either typing. Comparing damage output, Thunderbolt's neutral coverage actually outperforms Shadow Ball's STAB-boosted but resisted hit, making Thunderbolt the better choice here. I also note Gholdengo resists Incineroar's Flare Blitz thanks to its Steel typing, giving it a safety cushion against that common move.
- Turn 16Chimps at the Zoo used
FlareblitzClaude Haiku 5.5 usedThunderboltGholdengo is faster than Incineroar, so it moves first. Shadow Ball and Make It Rain are resisted by Incineroar's Dark typing and Fire typing, and Make It Rain also drops Gholdengo's Sp. Atk. Thunderbolt is neutral with no drawback and should do heavy damage to the 59% Incineroar.
Reasoning trace (95 words)
Gholdengo's at 59% HP facing Incineroar, which is Fire/Dark type. I'm checking whether Shadow Ball's Ghost typing is actually effective here, since Dark types resist Ghost-type moves rather than being weak to them. Comparing Gholdengo's options: Make It Rain gets Steel STAB but is resisted by Fire, Shadow Ball's Ghost STAB is resisted by Dark, leaving both around similar effective damage after type modifiers, while unboosted Thunderbolt hits neutrally without any drawback. Thunderbolt looks like it could deal solid damage to Incineroar's roughly 119 HP without the stat penalty that Make It Rain carries.
Claude Haiku 5.5 switched toIncineroarMy Gholdengo fainted, so the only legal action is switching in Incineroar. I must choose SWITCH: incineroar.
- Turn 17Chimps at the Zoo used
PartingshotClaude Haiku 5.5 usedFlareblitzOur Incineroar is at 115 HP and the opposing Incineroar has about 24% (roughly 45 HP) left with -1 Attack. Fake Out can't be used because our Incineroar is already on the field, so Flare Blitz is the damaging option. Even resisted, it should knock out the opponent's Incineroar, and the recoil is small.
Reasoning trace (143 words)
Our Incineroar is at 115/202 HP while the opponent's Incineroar is down to about 24% HP, roughly 45 HP, and already has an attack drop from our intimidate. I'm checking whether Fake Out is actually usable here since our Incineroar has been on the field since turn 16 — it's only legal on the user's first turn out, so despite being listed as a legal option, it's likely not actually usable this turn. Flare Blitz is resisted since it's Fire-on-Fire, but with our attack stat and their reduced bulk it still looks like it should land around 48-57 damage after variance, which should be enough to KO given they're sitting at ~45 HP. I'm also weighing speed and whether they might retaliate with a boosted Flare Blitz of their own or just Parting Shot out to bring in a fresh attacker instead.