Arcbond

Choose target creature. Whenever that creature is dealt damage this turn, it deals that much damage to each other creature and each player.

Humble Defector

: Draw two cards. Target opponent gains control of Humble Defector. Activate this ability only during your turn.

Courser of Kruphix

Play with the top card of your library revealed.
You may play lands from the top of your library.
Whenever a land enters the battlefield under your control, you gain 1 life.

Palace Siege

As Palace Siege enters the battlefield, choose Khans or Dragons.
• Khans — At the beginning of your upkeep, return target creature card from your graveyard to your hand.
• Dragons — At the beginning of your upkeep, each opponent loses 2 life and you gain 2 life.

Arcbond

Choose target creature. Whenever that creature is dealt damage this turn, it deals that much damage to each other creature and each player.

Lightning Shrieker

Flying, trample, haste
At the beginning of the end step, Lightning Shrieker’s owner shuffles it into their library.

Flametongue Kavu

When Flametongue Kavu enters the battlefield, it deals 4 damage to target creature.

Disciple of Bolas

When Disciple of Bolas enters the battlefield, sacrifice another creature. You gain X life and draw X cards, where X is that creature’s power.

Clever Impersonator

You may have Clever Impersonator enter the battlefield as a copy of any nonland permanent on the battlefield.

Howl of the Horde

When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.
Raid — If you attacked this turn, when you cast your next instant or sorcery spell this turn, copy that spell an additional time. You may choose new targets for the copy.

Bring Low

Bring Low deals 3 damage to target creature. If that creature has a +1/+1 counter on it, Bring Low deals 5 damage to it instead.

Icefeather Aven

Flying
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Icefeather Aven is turned face up, you may return another target creature to its owner’s hand.

Cancel

Counter target spell.

Clever Impersonator

You may have Clever Impersonator enter the battlefield as a copy of any nonland permanent on the battlefield.

Selfless Cathar

, Sacrifice Selfless Cathar: Creatures you control get +1/+1 until end of turn.

Crowd’s Favor

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature’s color.)
Target creature gets +1/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.)

Devouring Light

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature’s color.)
Exile target attacking or blocking creature.

Paragon of Fierce Defiance

Other red creatures you control get +1/+1.
, : Another target red creature you control gains haste until end of turn. (It can attack and this turn.)

Kurkesh, Onakke Ancient

Whenever you activate an ability of an artifact, if it isn’t a mana ability, you may pay . If you do, copy that ability. You may choose new targets for the copy.

First Response

At the beginning of each upkeep, if you lost life last turn, create a 1/1 white Soldier creature token.

Prophetic Bolt

Prophetic Bolt deals 4 damage to any target. Look at the top four cards of your library. Put one of those cards into your hand and the rest on the bottom of your library in any order.

Flametongue Kavu

When Flametongue Kavu enters the battlefield, it deals 4 damage to target creature.