Flying, trampleDouble strike (This creature deals both first-strike and regular combat damage.)At the beginning of your upkeep, sacrifice Dragon Tyrant unless you pay .: Dragon Tyrant gets +1/+0 until end of turn.
Enchant creature: Untap enchanted creature.: Enchanted creature gains flying until end of turn.: Enchanted creature gains shroud until end of turn. (It can't be the target of spells or abilities.): Enchanted creature gets +1/-1 or -1/+1 until end of turn.
At the beginning of each player's upkeep, Sulfuric Vortex deals 2 damage to that player.If a player would gain life, that player gains no life instead.
Target player loses 2 life and you gain 2 life.Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)
: Search your library for a Sliver card, reveal that card, put it into your hand, then shuffle.: Gain control of target Sliver. (This effect lasts indefinitely.)
Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way.Cycling (, Discard this card: Draw a card.)When you cycle Decree of Pain, all creatures get -2/-2 until end of turn.