Equip {2}

Equipped creature has ward {2}.

Whenever Mask of Deceit is attached to a creature, turn that creature face down. Whenever Mask of Deceit is unattached from a creature, turn that creature face up. (It stays face down if it’s a non-permanent.)

{4}, {T}: Put a card from your hand or the top card of your library onto the battlefield face down as a 2/2 creature. Attach Mask of Deceit to that creature.