Horned Kavu

When Horned Kavu enters, return a red or green creature you control to its owner's hand.

Zombie Boa

{1}{B}: Choose a color. Whenever Zombie Boa becomes blocked by a creature of that color this turn, destroy that creature. Activate only as a sorcery.

Zap deals 1 damage to any target.
Draw a card.

Mogg Jailer

Mogg Jailer can't attack if defending player controls an untapped creature with power 2 or less.

Mountain

Consume Strength

Target creature gets +2/+2 until end of turn. Another target creature gets -2/-2 until end of turn.

Amphibious Kavu

Whenever Amphibious Kavu blocks or becomes blocked by one or more blue and/or black creatures, Amphibious Kavu gets +3/+3 until end of turn.

Urborg Uprising

Return up to two target creature cards from your graveyard to your hand.
Draw a card.

Volcano Imp

Flying
{1}{R}: Volcano Imp gains first strike until end of turn.

Penumbra Bobcat

When Penumbra Bobcat dies, create a 2/1 black Cat creature token.

Ancient Kavu

{2}: Ancient Kavu becomes colorless until end of turn.

Llanowar Elite

Kicker {8} (You may pay an additional {8} as you cast this spell.)
Trample
If Llanowar Elite was kicked, it enters with five +1/+1 counters on it.

Swamp

Plague Spores

Destroy target nonblack creature and target land. They can't be regenerated.

Kavu Climber

Forest

Harrow

As an additional cost to cast this spell, sacrifice a land.
Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Exotic Curse

Enchant creature
Domain — Enchanted creature gets -1/-1 for each basic land type among lands you control.

Thornscape Battlemage

Kicker {R} and/or {W} (You may pay an additional {R} and/or {W} as you cast this spell.)
When Thornscape Battlemage enters, if it was kicked with its {R} kicker, it deals 2 damage to any target.
When Thornscape Battlemage enters, if it was kicked with its {W} kicker, destroy target artifact.

Sparkcaster

When Sparkcaster enters, return a red or green creature you control to its owner's hand.
When Sparkcaster enters, it deals 1 damage to target player or planeswalker.

Strafe

Strafe deals 3 damage to target nonred creature.

Root Greevil

{2}{G}, {T}, Sacrifice Root Greevil: Destroy all enchantments of the color of your choice.