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How to beat Aggron

Aggron has 1 version in the 2026–27 Standard format, with up to 180 HP as a Metal Pokémon. Here's the maths for Knocking it Out — worked out from every Standard-legal card.

HP
180
Weakness
Fire
Resistance
Grass
Prizes
1
One-hit KOs
175
Fastest KO
1 Energy

Game plan

  1. Hit its Weakness. Aggron is weak to Fire, so those attacks do double damage. 64 Standard cards can Knock it Out in one hit that way — the fastest needs just 1 Energy.
  2. Don't over-invest. It only gives up 1 Prize card, so avoid spending a big two-Prize attacker on it if a cheaper Pokémon can do the job.
  3. Avoid Grass attacks. Aggron resists them, so they do less damage.
  4. Plan for its big hit. Its strongest printed attack is Guard Claw for 120 (3 Energy). 555 Standard cards have enough HP to survive one hit — before any Weakness, + or × effects.
  5. Watch the Retreat Cost. It costs 3 Energy to retreat. If it gets stuck in the Active Spot, that's your chance.

One-hit Knock Outs using Weakness

These Fire attacks do at least 180 after Weakness. Fastest (fewest Energy) first.

PokémonTypeAttackDamageDamage to AggronHPPrizes
Ceruledge Phantasmal FlamesFireInfernal Slash R2204401401
Centiskorch Surging SparksFireBillowing Heat Wave R1302601301
Camerupt Ascended HeroesFireRoasting Burn R1102201401
Blaziken ex Journey TogetherFireSmolder-sault RC2004003202
Centiskorch Temporal ForcesFireCharring Breath RR1803601401
Chandelure White FlareFireBurn It All Up RR1803601501
Flareon ex Prismatic EvolutionsFireBurning Charge RC1302602702
Rapidash Temporal ForcesFireInferno Onrush RC1202401101
Team Rocket's Houndoom Destined RivalsFireScorching Fire RC1202401301
Victini White FlareFireV-Force RR120240801
Talonflame Perfect OrderFireFire Wing RR1102201501
Salazzle ex Perfect OrderFireDire Nails RR1002002602

One-hit Knock Outs without Weakness

Attacks with a printed 180+ damage (after Resistance).

PokémonTypeAttackDamageDamage to AggronHPPrizes
Palafin ex Prismatic EvolutionsWaterGiga Impact W2502503402
Tinkaton Mega EvolutionMetalWindup Swing M240-2401601
Slaking ex Surging SparksColorlessGreat Swing CC2802803402
Mega Lucario ex Ascended HeroesFightingMega Brave FF2702703403
Vikavolt Pitch BlackLightningGiga Railgun LL2602601601
Cynthia's Garchomp ex Ascended HeroesFightingDraconic Buster FF2602603302
Luxray ex Twilight MasqueradeLightningVolt Strike LL2502503102
Salamence ex 30th CelebrationDragonDragon Pulse RW2402403302
Haxorus Shrouded FableDragonDragon Pulse FM2302301701
Mega Gengar ex Ascended HeroesDarknessVoid Gale DD2302303503

Pokémon that survive its biggest attack

These can take a printed 120 from Guard Claw and stay in play (Weakness included). Single-Prize Pokémon first.

PokémonTypeStageHPWeaknessRetreatPrizes
Wailord Journey TogetherWaterStage 1240Lightning ×241
Copperajah Shrouded FableMetalStage 1200Fire ×241
Rhyperior Stellar CrownFightingStage 2200Grass ×241
Steelix Mega EvolutionMetalStage 1200Fire ×241
Copperajah Journey TogetherMetalStage 1190Fire ×241
Tyranitar Journey TogetherDarknessStage 2190Grass ×231
Alolan Golem Journey TogetherLightningStage 2180Fighting ×241
Archaludon Phantasmal FlamesMetalStage 1180Fire ×221

Every Standard Aggron card

CardSetHPStageAttacks (cost · damage)RetreatWeakness
Aggron 122/167Twilight Masquerade H180Stage 2Angry Slam M 50×
Guard Claw MCC 120
3Fire ×2

Damage is the number printed on the card. Attacks marked + or × can do more, and Abilities, Tools and Stadiums can change the maths — always read the card. Energy letters: G Grass, R Fire, W Water, L Lightning, P Psychic, F Fighting, D Darkness, M Metal, N Dragon, C Colorless (any Energy).

Related: all Aggron cards in Standard · how to knock out a 180 HP Pokémon · Fire vs Metal · beating big Pokémon ex · more counter guides

Questions people ask

What is Aggron weak to?

Aggron is weak to Fire, so those attacks do double damage (×2).

How much HP does Aggron have?

Up to 180 HP in Standard.

How many Prize cards does Aggron give up?

1 — it's a regular Pokémon.

What can one-hit KO Aggron?

175 Standard cards can, going by printed damage. The fastest: Ceruledge's Infernal Slash (1 Energy, 440 damage); Centiskorch's Billowing Heat Wave (1 Energy, 260 damage); Palafin ex's Giga Impact (1 Energy, 250 damage).

What is Aggron's strongest attack?

Guard Claw, which prints 120 damage for 3 Energy.

What does Aggron resist?

Grass — those attacks do less damage to it.

Pully Play is an independent fan guide. It isn't run by The Pokémon Company. Format facts are checked against official announcements; always confirm card legality with the official rules before a tournament.