Orsik, Master of Undeath

Hexproof, whenever a creature dies, Surveil 2 or
Amass 1.
{u/b}{b}{t}, create 2 black 1/1 zombie tokens.
{r}{u}{ut}, Sacrifice a zombie, Either deal damage
equal to its power to any target, or target
permanent gains indestructible until end of turn.
"A small cost for knowledge, wouldn't you say?"
—Orsik