Berserker Armor

Cursed Armor - Equipped creature gets +0/+2 for each creature you don't control.

Beast of Darkness - Whenever equipped creature deals combat damage to a player, if the defending player controls a Demon, untap this creature. After this phase, there is an additional combat phase. This ability only triggers once each turn.

Equipped creature can't attack a player it's already attacked this turn.

Equip {5}