At the beginning of your end step, choose one at random. Create a colorless artifact Construct creature token with those characteristics.
• 3/2 with trample named Battering Ram.
• 1/3 with “{T}: This creature deals 1 damage to any target” named Bombard.
• 0/4 with “Whenever this creature attacks, create two 1/1 white Warrior creature tokens that are tapped and attacking” named Siege Tower.