Ganishka, Fog Apostle

First Strike, Flying, Hexproof
{3}: Ganishka deals 3 damage to target creature
{5}, Sacrifice Ganishka and 5 other creatures:
Create Ganishka, Eldritch Abomination, a
legendary 10/10 creature token with indestructible, trample, and "At the beginning of
your upkeep create 3 black 3/3 Pishacha creature tokens."