Mercane

Dimension Door {0}:Return Mercane to your hand.
Sucker--{u}{b},{t}: Until end of turn, all artifacts
of target player cost 1 more to cast, activate,
attack, & block
Preferred Customer--{u}{w},{t}:Until end ot turn,
all your artifacts cost 1 less to cast & activate.
Contraband--{u}{w}{b},{t}: Choose an artifact card
from outside the game, reveal it, and put it in
your hand.