Doctor Zomboss' Zombot

Trample, Hexproof, Menace
At the beginning of your upkeep, create a
1/1 black Zombie creature token with haste.
{r}{r}{u}{u}: Choose one:
•Create a 4/1 red Fireball creature token with
Trample that's tapped and attacking.
•Create a 4/1 blue Iceball creature token with
Trample that's tapped and attacking.