Aggarik, Slayer of Worlds

Hexproof, Indestructible
Whenever Aggarik, Slayer of Worlds enters the battlefield or attacks, create 2 1/1 Demon creature tokens with Deathtouch, First Strike, Hexproof, and Indestructible.
Aggarik, Slayer of Worlds' power and toughness are equal to the number of Demons on the battlefield.