Scoured Barrens

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {W} or {B}.

Corrupted Conviction

As an additional cost to cast this spell, sacrifice a creature.
Draw two cards.

Swamp

Healer's Hawk

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

Hinterland Sanctifier

Whenever another creature you control enters, you gain 1 life.

Impassioned Orator

Acrobatic Maneuver

Exile target creature you control, then return that card to the battlefield under its owner's control.
Draw a card.

Infestation Sage

When this creature dies, create a 1/1 black and green Insect creature token with flying.

Marauding Blight-Priest

Whenever you gain life, each opponent loses 1 life.

Deadly Dispute

As an additional cost to cast this spell, sacrifice an artifact or creature.
Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Epicure of Blood

Sanguine Syphoner

Whenever this creature attacks, each opponent loses 1 life and you gain 1 life.

Forlorn Flats

Forlorn Flats enters tapped.
When Forlorn Flats enters, it deals 1 damage to target opponent.
{T}: Add {W} or {B}.

Helpful Hunter

Lifecreed Duo

Flying
Whenever another creature you control enters, you gain 1 life.

Plains

Agate-Blade Assassin

Whenever Agate-Blade Assassin attacks, defending player loses 1 life and you gain 1 life.