Rea, Mistress of Melody

: Linger. Whenever a creature becomes tapped, you may add one mana of any color to your mana pool for each trance counter on it.
+1: [Put a trance counter on target creature.] Each player draws two cards.
-4: Exile target creature. For each trance counter on it, create a token that's an exact copy of it, except it's a noncreature enchantment.