Aftermath (Japanese: ゆうばく Detonate) is an ability introduced in Generation IV that damages the opponent equal to one quarter of their total Hit Points when the user's Pokémon is fainted by a physical attack. Four Pokémon have this ability.

Pokémon with Aftermath

Single ability

No Pokémon have Aftermath as their only ability.

Dual ability

Drifloon	Drifblim	Stunky	Skuntank
Unburden	Unburden	Stench	Stench

English Translation Glitch

• When foe's Pokémon uses aftermath on a player's Pokémon, the textbox says, "[player's Pokémon] was hit by foe's [foe's Pokémon]'s aftermath!", as opposed to "foe [foe's Pokémon]'s aftermath".