Dmitry, Doombuncler

At the beginning of your upkeep, choose target opponent. This turn, that opponent plays with their hand revealed.

{t}: You may copy a creature card in your opponent's hand. If you do, you may cast the copy, except its name becomes "Doombuncle", it's a Legendary Enchantment in addition to its other types, and it gains haste. Sacrifice it at the beginning of the next end step.