Wevla, Peerless Auramancer

Wevla, Peerless Auramancer costs {x} less to cast
for every aura in your graveyard.
{t}: Return target aura from a graveyard to
the battlefield; if you attach it to a creature,
artifact or land, each other creature, artifact or
land that player controls gains the affect of the
aura until end of turn.