Orcus, Prince of Undeath (Adventures in the Forgotten Realms)

Legendary Creature Ñ Demon - Flying, trample
When Orcus enters, choose one Ñ
¥ Each other creature gets -X/-X until end of turn. You lose X life.
¥ Return up to X target creature cards with total mana value X or less from your graveyard to the battlefield. They gain haste until end of turn.