Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.
Flying, trampleWhenever Hellkite Tyrant 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.
This spell can't be countered.FlyingWhenever you draw a card, Niv-Mizzet, Parun deals 1 damage to any target.Whenever a player casts an instant or sorcery spell, you draw a card.
Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)Artifacts and creatures your opponents control enter tapped.
If one or more creature tokens would be created under your control, that many 4/4 white Angel creature tokens with flying and vigilance are created instead.
Flying, trampleWhenever Hellkite Tyrant 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.
Flying, trampleWhenever Hellkite Tyrant 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.