Eshun, Generous Destroyer

Deathtouch, First Strike
Whenever an opponent casts a spell or plays a
land that they do not own, draw a card, that
player loses 3 life and you gain 3 life
{3}{u/b}{u/b}: For each opponent, exile the top card
of your library, each opponent chooses one, then
casts or plays it without paying its mana cost.