Thudos, God of Vengeance

Deathtouch, trample
As an additional cost to cast this spell sacrifice all
other creatures you control.
{b}{b}: draw any number of cards sacrifice that
many creatures.
Whenever you sacrifice a creature exile it instead.
When Thudos, God of Vengeance leaves the battlefield return all cards exile with it to the battlefield under your control.
{1}{b}{b}{t}: create a 0/1 black zombie
creature token