Duplicant

Duplicant {6}

Artifact Creature - Shapeshifter | Power/Toughness: 2 / 4 (CMC 6)
Imprint -- When Duplicant enters the battlefield, you may exile target nontoken creature.
As long as a card exiled with Duplicant is a creature card, Duplicant has the power, toughness, and creature types of the last creature card exiled with Duplicant. It's still a Shapeshifter.