Leftovers (Great Encounters 99/106)
0

If the Pokémon Leftovers is attached to is your Active Pokémon at the end of your turn, remove 1 damage counter from that Pokémon.

Card rule

Attach Leftovers to 1 of your Pokémon that doesn't already have a Pokémon Tool attached to it. If that Pokémon is Knocked Out, discard this card.