Antagonize

Target creature gets +4/+3 until end of turn.

Swamp

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Defender of Chaos

Plains

Cadaverous Knight

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)
{1}{B}{B}: Regenerate Cadaverous Knight.

Mountain

Defender of Law

Island

Court Hussar

Vigilance
When Court Hussar enters, look at the top three cards of your library, then put one of them into your hand and the rest on the bottom of your library in any order.
When Court Hussar enters, sacrifice it unless {W} was spent to cast it.

Bold Impaler

{2}{R}: Bold Impaler gets +2/+0 until end of turn.

Benalish Cavalry

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)