Stadium Headliner [122p] [Promo Pack] [Tarkir: Dragonstorm: Promos] [Foil]

Mobilize 1 (Whenever this creature attacks, create a tapped and attacking 1/1 red Warrior creature token. Sacrifice it at the beginning of the next end step.)
{1}{R}, Sacrifice this creature: It deals damage equal to the number of creatures you control to target creature.