Type

Legendary Creature — Giant Bear

Oracle Text

Oyaminartok, Polar Werebear has hexproof if it hasn't dealt damage yet.\nWhenever Oyaminartok deals combat damage to a player, create a Food token.\n{U}, Sacrifice a Food: Draft a card from Oyaminartok's spellbook. When you do, add {U}{U}{U}. Spend this mana only to cast blue creature spells.