Golem Artisan
Scars of Mirrodin — uncommon
Artifact Creature — Golem
Golem Artisan rulings:
2020-08-07: Golem Artisan can be the target of its own abilities.
2020-08-07: You don't choose whether the target artifact creature gains flying, trample, or haste until Golem Artisan's second ability resolves.