Flame Body (ability)

Effect

If a Pokémon with Flame Body is hit by a move that makes contact, there is a 30% chance the attacker will become burned.

Outside of battle

If a Pokémon with Flame Body (or Magma Armor) and a Pokémon Egg are both in the party Pokémon, the number of steps required to hatch the egg are halved.

Game descriptions

Ruby​/​Sapphire
FireRed​/​LeafGreen
Emerald
Burns the foe on contact.
Diamond​/​Pearl
Platinum
HeartGold​/​SoulSilver
Contact with the Pokémon may burn the foe.
Black​/​White
Black 2​/​White 2
Contact with the Pokémon may burn the attacker.
X​/​Y
O.Ruby​/​A.Sapphire
Contact with the Pokémon may burn the attacker.
Sun​/​Moon
Ultra Sun​/​Ultra Moon
Contact with the Pokémon may burn the attacker.

Pokémon with Flame Body

Flame Body as a hidden ability