Spend only black and/or red mana on X.Soul Burn deals X damage to any target. You gain life equal to the damage dealt, but not more than the amount of spent on X, the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.
Kicker (You may pay an additional as you cast this spell.)Saproling creatures and other Treefolk creatures get +1/+1.When Verdeloth the Ancient enters, if it was kicked, create X 1/1 green Saproling creature tokens.
Whenever a player chooses one or more targets, each player reveals the top card of their library. The player who reveals the card with the highest mana value may change the target or targets. If two or more cards are tied for highest, the target or targets remain unchanged. Changing targets this way doesn't trigger abilities of permanents named Psychic...
Kicker (You may pay an additional as you cast this spell.)When Shivan Emissary enters, if it was kicked, destroy target nonblack creature. It can't be regenerated.
You may cast Rout as though it had flash if you pay more to cast it. (You may cast it any time you could cast an instant.)Destroy all creatures. They can't be regenerated.
Prevent all damage that would be dealt to you this turn by a source of your choice. Whenever damage from a black or red source is prevented this way this turn, you gain that much life.
Enchant creatureEnchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)Whenever enchanted creature deals combat damage to an opponent, you may draw a card.