Celestine Mallay, Vampire Spy

First Strike
Whenever Celestine Mallay, Vampire Spy deals
combat damage to a player, that player reveals
their hand then discards a card. If a creature card
was discarded this way, put a +1/+1 counter on Celestine. Otherwise, you gain 1 life.
"These mortal fools have no idea that we have always
been watching!"