Summoning Circle WB3
Enchantment
During your upkeep, pay 3 life or sacrifice Summoning Circle.
WB, Pay 3 life : Look through target player's library and put any creature in that library into play under your control with a Summon counter on it. When Summoning Circle leaves play, target opponent gains control of all creatures with Summon counters.
Shadowfire Aura BR
Enchant Creature
Shadowfire Aura has Protection from white.
A White Creature cannot attack if Enchanted Creature could legally block it.
Shapeshifter Assassin 3UBR
Creature - Shapeshifter
When Shapeshifter Assassin comes into play, remove target tapped creature from the game.
UBR : Remove target creature with a toughness of 2 or less from the game.
Whenever Shapeshifter Assassin removes a creature from the game, it gains that creature's game text, power, and toughness, until the end of your next turn.
2/2
Stone of Order 2
Artifact
2, Sacrifice Stone of Order : All players with four or more cards in hand discard cards until they each have three cards in hand.
Stone of Chaos 3
Artifact
3, Sacrifice Stone of Chaos : All players with four or less cards in hand draw cards until they each have five cards in hand.
Place of Power
Land
T : Add 1 to your mana pool
1, T : Each player draws a card.
Magic Elemental 1WBURG
Creature - Elemental
U : Gains Flying until end of turn.
G : Cannot be the target of spells or abilities until end of turn.
W : Attacking does not tap until end of turn.
R : Gains First Strike until end of turn.
B : Deal 1 damage to each creature in play.
Sacrifice Magic Elemental : Search your library for any sorcery and play it for free, treating a cost of X as zero.
5/5
Quadrifiend BBBB
Creature - Demon
Whenever Quadirifiend leaves play, you may remove it from the game to put 4 3/2 Black Demon tokens into play.
3/2
Exert Power RRR
Sorcery
Discard a card at random : Destroy all tapped permanents, then tap all artifacts, lands, and creatures.
Dimensional Vortex 2WUB
Enchantment
Creatures cannot be played.
During your upkeep, sacrifice a land, or sacrifice Dimensional Vortex.
When Dimensional Vortex leaves play, return all creatures to thier owner's hand.
Violent Ground XRR
Sorcery
Destroy target non-basic land. Deal X damage to that land's controller. X may not be greater than the number of mountains you control.