Dreamfast

Tap any number of Gelfling creatures you
control: Return target instant or sorcery card
from your graveyard to your hand.
If you tapped more Gelflings than the returned
card's converted mana cost, instead of putting
it in your hand, dream etch. (To dream etch,
attach target instant or sorcery onto an artifact
or land. To activate dream etched ability, tap it's
attached permanent.)