Overlord of the Balemurk

Enchantment Creature — Avatar Horror{3}{B}{B}5/5

Impending 5—{1}{B} (If you cast this spell for its impending cost, it enters with five time counters and isn't a creature until the last is removed. At the beginning of your end step, remove a time counter from it.) Whenever this permanent enters or attacks, mill four cards, then you may return a non-Avatar creature card or a planeswalker card from your graveyard to your hand.

Colour identity Black · Impending, Mill

In short

Overlord of the Balemurk has 6 listed printings; the most valuable is the Showcase · Fracture Foil printing from DSK at US$318.48 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.