Hellkite Tyrant is a mythic Creature — Dragon card from Commander 2016 (C16), collector number 128. Current market price: $3.75, TCGplayer market prices via Scryfall.
Flying, trample Whenever this creature deals combat damage to a player, gain control of all artifacts that player controls. At the beginning of your upkeep, if you control twenty or more artifacts, you win the game.