Return target permanent to its owner's hand. Its controller loses 3 life.Transmute (, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)
Destroy all creatures. They can't be regenerated.Threshold — If seven or more cards are in your graveyard, instead destroy all creatures, then create two 1/1 white Spirit creature tokens with flying. Creatures destroyed this way can't be regenerated.
Sacrifice a Swamp: Regenerate target black creature. (The next time that creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)
Engulfing Flames deals 1 damage to target creature. It can't be regenerated this turn.Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)
As an additional cost to cast this spell, sacrifice a creature.Target creature gets -X/-X until end of turn, where X is the sacrificed creature's power.
At the beginning of your upkeep, put a spore counter on Thallid Germinator.Remove three spore counters from Thallid Germinator: Create a 1/1 green Saproling creature token.Sacrifice a Saproling: Target creature gets +1/+1 until end of turn.
Enchant creatureEnchanted creature gets +1/+1.Sacrifice Crown of Vigor: Enchanted creature and other creatures that share a creature type with it get +1/+1 until end of turn.
Phantom Nomad enters with two +1/+1 counters on it.If damage would be dealt to Phantom Nomad, prevent that damage. Remove a +1/+1 counter from Phantom Nomad.
As Booby Trap enters, choose an opponent and a card name other than a basic land card name.The chosen player reveals each card they draw.When the chosen player draws a card with the chosen name, sacrifice Booby Trap. If you do, Booby Trap deals 10 damage to that player.