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How to beat Hearthflame Mask Ogerpon ex

Hearthflame Mask Ogerpon ex has 1 version in the 2026–27 Standard format, with up to 210 HP as a Fire Pokémon. Here's the maths for Knocking it Out — worked out from every Standard-legal card.

HP

210

Weakness

Water

Resistance

None

Prizes

2

One-hit KOs

120

Fastest KO

1 Energy

Game plan

1. Hit its Weakness. Hearthflame Mask Ogerpon ex is weak to Water, so those attacks do double damage. 54 Standard cards can Knock it Out in one hit that way — the fastest needs just 1 Energy.
2. Win the Prize trade. It gives up 2 Prize cards when Knocked Out. 60 single-Prize Pokémon can take it out in one attack, so you trade 1 Prize for 2.
3. Plan for its big hit. Its strongest printed attack is Dynamic Blaze for 140+ (3 Energy). 296 Standard cards have enough HP to survive one hit — before any Weakness, + or × effects.
4. Watch the Retreat Cost. It costs 1 Energy to retreat. If it gets stuck in the Active Spot, that's your chance.

One-hit Knock Outs using Weakness

These Water attacks do at least 210 after Weakness. Fastest (fewest Energy) first.

One-hit Knock Outs without Weakness

Attacks with a printed 210+ damage.

Best Prize trades

Single-Prize Pokémon that Knock Out Hearthflame Mask Ogerpon ex in one attack — you give up 1 Prize, they give up 2.

Pokémon that survive its biggest attack

These can take a printed 140+ from Dynamic Blaze and stay in play (Weakness included). Single-Prize Pokémon first.

Every Standard Hearthflame Mask Ogerpon ex card

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 Teal Mask Ogerpon cards in Standard · how to knock out a 210 HP Pokémon · Water vs Fire · beating big Pokémon ex · more counter guides

Questions people ask

What is Hearthflame Mask Ogerpon ex weak to?

Hearthflame Mask Ogerpon ex is weak to Water, so those attacks do double damage (×2).

How much HP does Hearthflame Mask Ogerpon ex have?

Up to 210 HP in Standard.

How many Prize cards does Hearthflame Mask Ogerpon ex give up?

2 — it's a Pokémon ex.

What can one-hit KO Hearthflame Mask Ogerpon ex?

120 Standard cards can, going by printed damage. The fastest: Palafin ex's Giga Impact (1 Energy, 500 damage); Palafin's Vanguard Punch (1 Energy, 260 damage); Tinkaton's Windup Swing (1 Energy, 240 damage).

What is Hearthflame Mask Ogerpon ex's strongest attack?

Dynamic Blaze, which prints 140+ damage for 3 Energy.