Terror

Destroy target nonartifact, nonblack creature. It can't be regenerated.

Excise

Exile target attacking creature unless its controller pays {X}.

Mortify

Drifting Meadow

Drifting Meadow enters tapped.
{T}: Add {W}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Nightsky Mimic

Whenever you cast a spell that's both white and black, Nightsky Mimic has base power and toughness 4/4 until end of turn and gains flying until end of turn.

Unmake

Archon of Justice

Flying
When Archon of Justice dies, exile target permanent.

Apothecary Initiate

Whenever a player casts a white spell, you may pay {1}. If you do, you gain 1 life.

Orzhov Basilica

Orzhov Basilica enters tapped.
When Orzhov Basilica enters, return a land you control to its owner's hand.
{T}: Add {W}{B}.

Plains

Swamp

Reinforcements

Put up to three target creature cards from your graveyard on top of your library.

Blind Hunter

Flying
Haunt (When this creature dies, exile it haunting target creature.)
When Blind Hunter enters or the creature it haunts dies, target player loses 2 life and you gain 2 life.

Stillmoon Cavalier

Protection from white and from black
{W/B}: Stillmoon Cavalier gains flying until end of turn.
{W/B}: Stillmoon Cavalier gains first strike until end of turn.
{W/B}{W/B}: Stillmoon Cavalier gets +1/+0 until end of turn.

Reviving Dose

Goldenglow Moth

Flying
Whenever Goldenglow Moth blocks, you may gain 4 life.

Divinity of Pride

Flying, lifelink
Divinity of Pride gets +4/+4 as long as you have 25 or more life.

Disenchant

Voracious Hatchling

Lifelink
Voracious Hatchling enters with four -1/-1 counters on it.
Whenever you cast a white spell, remove a -1/-1 counter from Voracious Hatchling.
Whenever you cast a black spell, remove a -1/-1 counter from Voracious Hatchling.

Phyrexian Tower

{T}: Add {C}.
{T}, Sacrifice a creature: Add {B}{B}.

Edge of the Divinity

Enchant creature
As long as enchanted creature is white, it gets +1/+2.
As long as enchanted creature is black, it gets +2/+1.

Pentarch Paladin

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)
As Pentarch Paladin enters, choose a color.
{W}{W}, {T}: Destroy target permanent of the chosen color.

Smolder Initiate

Whenever a player casts a black spell, you may pay {1}. If you do, target player loses 1 life.

Nip Gwyllion

Lifelink (Damage dealt by this creature also causes you to gain that much life.)