Amaranthine The Soulstitcher

Other creatures you control have Soulshift X,
where X is their converted mana cost minus 2,
to a minimum of 2.
Discard a Spirit card and pay {w}{u} or {b}{g}:
If {w}{u} was paid, draw a card and gain 2 life.
If {b}{g} was paid, return target Spirit from your
graveyard to your hand with converted mana cost
equal to or lesser than the discarded card plus
one.