Generation V Ability

Regenerator

Heals for 1/3 max HP upon switching out.

Regenerator Effect

This Pokémon regains 1/3 of its maximum HP when it is switched out for another Pokémon under any circumstances other than having fainted. This ability does not take effect when a battle ends.

“The Pokémon has a little of its HP restored when withdrawn from battle.”

Regenerator Data

Introduced
Generation V
Pokémon
23
In short
Heals for 1/3 max HP upon switching out.

Pokémon With Regenerator

23 Pokémon can have Regenerator.

Regenerator Questions & Answers

What does Regenerator do?
This Pokémon regains 1/3 of its maximum HP when it is switched out for another Pokémon under any circumstances other than having fainted. This ability does not take effect when a battle ends.
How many Pokémon have Regenerator?
23 Pokémon can have Regenerator.
What Pokémon have Regenerator?
Slowpoke, Slowbro, Tangela, Slowking, and Corsola, and 18 more Pokémon can have Regenerator — the full list is above.
When was Regenerator introduced?
Regenerator was introduced in Generation V.