ikoria booster box ebay MTG Draft (36ct) Lair of Behemoths (IKO) — Twenty Sided Lukka and Narset. Ikoria: Lair of Behemoths Booster

The above information pertaining to hats for creatures also pertains to actual hats for players

The back faces of transforming double-faced cards don't have mana costs because they usually can't be cast transformed, although the new disturb ability provides an exception

But that would not get it into A tier on its own

While it doesn't directly synergize with Aminatou, Veil Piercer's miracle ability for cards in hand, it does create interesting opportunities once permanents are on the battlefield

This ruthless control enchantment makes it so that whenever one of your creatures dies, your opponent must sacrifice a creature too