Brackwater Elemental

When Brackwater Elemental attacks or blocks, sacrifice it at the beginning of the next end step.
Unearth {2}{U} ({2}{U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Jhessian Balmgiver

{T}: Prevent the next 1 damage that would be dealt to any target this turn.
{T}: Target creature can't be blocked this turn.

Goblin Razerunners

{1}{R}, Sacrifice a land: Put a +1/+1 counter on Goblin Razerunners.
At the beginning of your end step, you may have Goblin Razerunners deal damage equal to the number of +1/+1 counters on it to target player or planeswalker.

Unsummon

Return target creature to its owner's hand.

Dragonsoul Knight

First strike
{W}{U}{B}{R}{G}: Until end of turn, Dragonsoul Knight becomes a Dragon, gets +5/+3, and gains flying and trample.

Corrupted Roots

Enchant Forest or Plains
Whenever enchanted land becomes tapped, its controller loses 2 life.

Salvage Slasher

Salvage Slasher gets +1/+0 for each artifact card in your graveyard.

Darklit Gargoyle

Flying
{B}: Darklit Gargoyle gets +2/-1 until end of turn.

Scattershot Archer

{T}: Scattershot Archer deals 1 damage to each creature with flying.

Plains

Wandering Goblins

Domain — {3}: Wandering Goblins gets +1/+0 until end of turn for each basic land type among lands you control.

Toxic Iguanar

Toxic Iguanar has deathtouch as long as you control a green permanent. (Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.)

Mark of Asylum

Prevent all noncombat damage that would be dealt to creatures you control.

Canyon Minotaur

Mountain

Rotting Rats

When Rotting Rats enters, each player discards a card.
Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Wild Leotau

At the beginning of your upkeep, sacrifice Wild Leotau unless you pay {G}.

Aven Trailblazer

Flying
Domain — Aven Trailblazer's toughness is equal to the number of basic land types among lands you control.

Nacatl Savage

Drag Down

Domain — Target creature gets -1/-1 until end of turn for each basic land type among lands you control.

Fleshformer

{W}{U}{B}{R}{G}: Fleshformer gets +2/+2 and gains fear until end of turn. Target creature gets -2/-2 until end of turn. Activate only during your turn. (A creature with fear can't be blocked except by artifact creatures and/or black creatures.)

Knight of the Reliquary

Knight of the Reliquary gets +1/+1 for each land card in your graveyard.
{T}, Sacrifice a Forest or Plains: Search your library for a land card, put it onto the battlefield, then shuffle.

Pestilent Kathari

Flying
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
{2}{R}: Pestilent Kathari gains first strike until end of turn.

Infectious Horror

Whenever Infectious Horror attacks, each opponent loses 2 life.

Rhox Meditant

When Rhox Meditant enters, if you control a green permanent, draw a card.

Nacatl Outlander

Yoke of the Damned

Enchant creature
When a creature dies, destroy enchanted creature.

Kranioceros

{1}{W}: Kranioceros gets +0/+3 until end of turn.

Faerie Mechanist

Flying
When Faerie Mechanist enters, look at the top three cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Giltspire Avenger

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
{T}: Destroy target creature that dealt damage to you this turn.

Font of Mythos

At the beginning of each player's draw step, that player draws two additional cards.

Valeron Outlander

Sylvan Bounty

Target player gains 8 life.
Basic landcycling {1}{G} ({1}{G}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Hellspark Elemental

Trample, haste
At the beginning of the end step, sacrifice Hellspark Elemental.
Unearth {1}{R} ({1}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Fusion Elemental

Esperzoa

Flying
At the beginning of your upkeep, return an artifact you control to its owner's hand.

Viashino Slaughtermaster

Double strike
{B}{G}: Viashino Slaughtermaster gets +1/+1 until end of turn. Activate only once each turn.

Gleam of Resistance

Creatures you control get +1/+2 until end of turn. Untap those creatures.
Basic landcycling {1}{W} ({1}{W}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Ember Weaver

Reach (This creature can block creatures with flying.)
As long as you control a red permanent, Ember Weaver gets +1/+0 and has first strike.

Island

Filigree Fracture

Destroy target artifact or enchantment. If that permanent was blue or black, draw a card.

Malfegor

Flying
When Malfegor enters, discard your hand. Each opponent sacrifices a creature of their choice for each card discarded this way.

Tukatongue Thallid

When Tukatongue Thallid dies, create a 1/1 green Saproling creature token.

Sedraxis Alchemist

When Sedraxis Alchemist enters, if you control a blue permanent, return target nonland permanent to its owner's hand.

Beacon Behemoth

{1}: Target creature with power 5 or greater gains vigilance until end of turn.

Parasitic Strix

Flying
When Parasitic Strix enters, if you control a black permanent, target player loses 2 life and you gain 2 life.

Valiant Guard

Cumber Stone

Creatures your opponents control get -1/-0.

Sludge Strider

Whenever another artifact you control enters or leaves the battlefield, you may pay {1}. If you do, target player loses 1 life and you gain 1 life.

Shard Convergence

Search your library for a Plains card, an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

Swamp

Fiery Fall

Fiery Fall deals 5 damage to target creature.
Basic landcycling {1}{R} ({1}{R}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Court Homunculus

Court Homunculus gets +1/+1 as long as you control another artifact.

Forest

Might of Alara

Domain — Target creature gets +1/+1 until end of turn for each basic land type among lands you control.

Unstable Frontier

{T}: Add {C}.
{T}: Target land you control becomes the basic land type of your choice until end of turn.

Dark Temper

Dark Temper deals 2 damage to target creature. If you control a black permanent, destroy the creature instead.

Paragon of the Amesha

First strike
{W}{U}{B}{R}{G}: Until end of turn, Paragon of the Amesha becomes an Angel, gets +3/+3, and gains flying and lifelink.

Frontline Sage

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
{U}, {T}: Draw a card, then discard a card.

Knotvine Mystic

Kaleidostone

When Kaleidostone enters, draw a card.
{5}, {T}, Sacrifice Kaleidostone: Add {W}{U}{B}{R}{G}.

Bone Saw

Equipped creature gets +1/+0.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Grixis Illusionist

{T}: Target land you control becomes the basic land type of your choice until end of turn.