Avacyn, Le Bebe

When Avacyn, Le Bebe enters the battlefield,
Raise (You must pay {x} every turn, where {x} is equivalent to your untapped mana) to trans-
form Avacyn, Le Bebe into Avacyn, the
Grown-Ass Adult.
They heard her coos, and her screams, and her songs
and her screeches. They saw her smiles and smelled
her diaper breaches. But even more than those above,
in their hearts, they felt her love.