More Shields Abuse

You may choose not to untap this creature during your untap step. As this creature enters, an opponent chooses a creature type. : Gain control of target creature that isn't of the chosen type for as long as this creature remains tapped.

Imprint — When this artifact enters, you may exile an instant card with mana value 2 or less from your hand. , : You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.

Changeling (This card is every creature type.) Creatures target player controls get +0/+1 and gain all creature types until end of turn.