Ulfingi Soulkeeper

Whenever a creature you control dies, put
a +1/+1 counter on Ulfingi Soulkeeper.
{1}{g}{b}, {t}: Return target creature card with
converted mana cost 3 or less from your
graveyard to your hand.
Afterlife X, where X is the number of +1/+1
counters on Ulfingi Soulkeeper.

She holds the spirits of the fallen in her heart,
and with each passing, she grows stronger.