Quote Originally Posted by BadKarma View Post
Fair enough, but only when you actually spend a card as well. With items, ongoing effects and ally abilities, the lack of card sacrifice should induce an additional cost.
True, but the abilities are not instantaneos, since allies enter play exhausted. So there's a drawback there vs spending a card and getting the effect instantaneosly. Medusil needs to survive at least a round before you can use the ability, so I think it's balanced.