Tommy, Pickler Exemplar

When Tommy, Pickler Exemplar enters the battlefield, search your library and/or graveyard
for a card named Tommy's Pickles, put it onto
the battlefield attached to a creature, then shuffle
your library.
Aura spells you cast cost {1} less to cast.
{t}: Attach target aura you own to another
creature.
"His pickles are famous across the multiverse - both
for their flavor and their deadliness."