Berserker Armour

Enchanted creature can't be sacrificed, gains
+5/+5 and vigilance
Summons a 5/3 demon beast on the opponent's
field with "{6} sacrifice this token to destroy
creature equipped with the berserker armour
(cannot be countered by enchantment effects)"
When the berserker armour is destroyed,
deal 5 damage to the equipped creature