Any rarity, any class. Minion that charms other minions. Can be anything from "take control of X minion" to "this can't be attacked by X" or "X can't attack", or if you have a better interpretation go for it.
I'm attempting to represent her Mana Shield ability while having some Hearthstone synergies. Basically, if she takes 5 damage, only 2 of those damage goes to her Health while the remaining 3 becomes Overloaded mana crystals instead.
A Legendary minion representing Akama from Warcraft.