Merging of One's Self

Bankai (creatures with 2 or fewer colours in their
mana costs cannot have more than one Bankai
attached to them)
Whenever an ability of another enchantment
attached to enchanted creature triggers, that ability triggers an additional time.

If this card was put into your hand from anywhere
other than your library, you may return an enchantment from your graveyard to your hand
upon casting this card.