Gulpin

Flip a coin. If heads, during your opponent's next turn, if Gulpin would be Knocked Out by damage from an attack, Gulpin is not Knocked Out and its remaining HP becomes 10 instead.

コインを1回投げオモテなら、次の相手の番、ワザのダメージで自分の残りHPがなくなった場合、自分はきぜつせず、残りHPが「10」になる。