Whenever you cast a creature spell, create X 1/1 black Thrull creature tokens, where X is that spell's mana value.When you control seven or more Thrulls, sacrifice Endrek Sahr, Master Breeder.
Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)Copy target instant or sorcery spell. You may choose new targets for the copy.
Whenever you cast an artifact spell, you may search your graveyard, hand, and/or library for a card with the same name as that spell and put it onto the battlefield. If you search your library this way, shuffle.
Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)Choose a counter on target permanent or suspended card. Remove that counter from that permanent or card or put another of those counters on it.
Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)You can't lose the game this turn and your opponents can't win the game this turn. Until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead.
Rift Bolt deals 3 damage to any target.Suspend 1— (Rather than cast this card from your hand, you may pay and exile it with a time counter on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)