Onlooking Vampire (DBV-082) [The Decisive Battle of Valhalla]

Treat darkness magic stones you control also a wind magic stones. Darkness magic stones you control "[Rest]: Produce G.". Whenever harvest or corrupt is chosen -> If harvest was chosen, this card gains [+100/+100] and [Drain] until end of turn. If corrupt was chosen, this card gains [+100/+100] and [Bane] until end of turn.