Uro, Titan of Nature's Wrath is a mythic Legendary Creature — Elder Giant card from Secret Lair Drop (SLD), collector number 222. Current market price: $23.94 (foil $29.80), TCGplayer market prices via Scryfall.
When Uro enters, sacrifice it unless it escaped. Whenever Uro enters or attacks, you gain 3 life and draw a card, then you may put a land card from your hand onto the battlefield. Escape—{G}{G}{U}{U}, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)