Liquid Ooze — Pokémon Ability

Damages opponents using leeching moves for as much as they would heal.

Effect notes

Whenever a Pokémon would heal after hitting this Pokémon with a leeching move like Absorb, it instead loses as many HP as it would usually gain. Dream Eater is unaffected.

In-game descriptions by version

ruby sapphireDraining causes injury.
emeraldDraining causes injury.
firered leafgreenDraining causes injury.
diamond pearlInflicts damage on foes using any draining move.
platinumInflicts damage on foes using any draining move.
heartgold soulsilverInflicts damage on foes using any draining move.
black whiteDamages attackers using any draining move.
black 2 white 2Damages attackers using any draining move.
x yDamages attackers using any draining move.
omega ruby alpha sapphireDamages attackers using any draining move.
sun moonOozed liquid has strong stench, which damages attackers using any draining move.
ultra sun ultra moonOozed liquid has strong stench, which damages attackers using any draining move.
lets go pikachu lets go eeveeThe oozed liquid has a strong stench, which damages attackers using any draining move.
sword shieldThe oozed liquid has a strong stench, which damages attackers using any draining move.
scarlet violetThe strong stench of the Pokémon's oozed liquid damages attackers that use HP-draining moves.

Pokémon with this ability