Return target nonland permanent you don't control to its owner's hand.Overload (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")
FlyingWhenever Lord of the Void deals combat damage to a player, exile the top seven cards of that player's library, then put a creature card from among them onto the battlefield under your control.
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.
Return up to three target land cards from your graveyard to your hand.Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)
You may have Spark Double enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.
Sacrifice three white creatures: Exile target creature.Whenever another black creature you control dies, create a 1/1 white Spirit creature token with flying.
TrampleWhenever Borborygmos Enraged deals combat damage to a player, reveal the top three cards of your library. Put all land cards revealed this way into your hand and the rest into your graveyard.Discard a land card: Borborygmos Enraged deals 3 damage to any target.
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.