Thieving Skydiver (LCC-177) - The Lost Caverns of Ixalan Commander

Kicker . X can't be 0. (You may pay an additional as you cast this spell.)
Flying
When Thieving Skydiver enters, if it was kicked, gain control of target artifact with mana value X or less. If that artifact is an Equipment, attach it to Thieving Skydiver.