Zehir, The Cloaked Serpent

If Zehir, The Cloaked Serpent would die, exile it
with 2 time counters instead. It gains suspend.
Deathtouch, skulk.
Whenever one or more assassins deal combat
damage to one or more players, those players lose
X life and you cloak the top X cards from your
library, where X is the number of cards in your
hand.