Toxic Deluge

As an additional cost to cast Toxic Deluge, pay X life. All creatures get -X/-X until end of turn.

Containment Priest

Flash If a nontoken creature would enter the battlefield and it wasn't cast, exile it instead.

Parasitic Strix

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

Thalia, Guardian of Thraben

First strike Noncreature spells cost {1} more to cast.

Orzhov Pontiff

Haunt (When this card is put into a graveyard from play, remove it from the game haunting target creature.) When Orzhov Pontiff comes into play or the creature it haunts is put into a graveyard, choose one — creatures you control get +1/+1 until end of turn; or creatures you don't control get -1/-1 until end of turn.

Scavenging Ooze

{G}: Exile target card from a graveyard. If it was a creature card, put a +1/+1 counter on Scavenging Ooze and you gain 1 life.

Quickling

Flash (You may cast this spell any time you could cast an instant.) Flying When Quickling enters the battlefield, sacrifice it unless you return another creature you control to its owner's hand.

Reclamation Sage

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

Baleful Strix

Flying, deathtouch When Baleful Strix enters the battlefield, draw a card.

Cavern Harpy

Flying When Cavern Harpy comes into play, return a blue or black creature you control to its owner's hand. Pay 1 life: Return Cavern Harpy to its owner's hand.

Arctic Merfolk

Kicker - Return a creature you control to its owner's hand. (You may return a creature you control to its owner's hand in addition to any other costs as you play this spell.) If you paid the kicker cost, Arctic Merfolk comes into play with +1/+1 counter on it.

Cabal Therapy

Name a nonland card. Target player reveals his or her hand and discards all cards with that name. Flashback-Sacrifice a creature. (You may play this card from your graveyard for its flashback cost. Then remove it from the game.)

Sylvan Library

You may draw two extra cards during your draw phase. If you do so, put two of the cards drawn this turn back on top of your library (in any order) or pay 4 life per card not replaced. Effects that prevent or redirect damage cannot be used to counter this loss of life.

Abrupt Decay

Abrupt Decay can't be countered by spells or abilities. Destroy target nonland permanent with converted mana cost 3 or less.

Deathrite Shaman

{T}: Exile target land card from a graveyard. Add one mana of any color to your mana pool. {B}, {T}: Exile target instant or sorcery card from a graveyard. Each opponent loses 2 life. {G}, {T}: Exile target creature card from a graveyard. You gain 2 life.

Faerie Macabre

Flying Discard Faerie Macabre: Remove up to two target cards in graveyards from the game.

Diabolic Edict

Target player sacrifices a creature.

Aluren

Any player may play a creature card with total casting cost 3 or less whenever he or she could play an instant and without paying its casting cost.

Thoughtseize

Target player reveals his or her hand. You choose a nonland card from it. That player discards that card. You lose 2 life.

Bayou

Counts as both swamp and forest and is affected by spells that affect either. Tap to add either {B} or {G} to your mana pool.

Underground Sea

Counts as both swamp and islands and is affected by spells that affect either. Tap to add either {B} or {U} to your mana pool.

Tropical Island

Counts as both forest and islands and is affected by spells that affect either. Tap to add either {G} or {U} to your mana pool.

Savannah

Counts as both plains and forest and is affected by spells that affect either. Tap to add either {W} or {G} to your mana pool.

Birds of Paradise

Flying {T}: Add one mana of any color to your mana pool. This ability is played as an interrupt.

Scrubland

Counts as both plains and swamp and is affected by spells that affect either. Tap to add either {W} or {B} to your mana pool.

Academy Rector

When Academy Rector is put into a graveyard from play, you may remove Academy Rector from the game. If you do, search your library for an enchantment card and put that card into play. Then shuffle your library.

Carpet of Flowers

During your main phase, you may add up to X mana of one color to your mana pool, where X is the number of islands target opponent controls.

Misty Rainforest

Polluted Delta

Verdant Catacombs

Brainstorm

Eternal Witness

Fatal Push

Duress

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Leyline of the Void

If Leyline of the Void is in your opening hand, you may begin the game with it on the battlefield. If a card would be put into an opponent's graveyard from anywhere, exile it instead.

Island

({T}: Add {U}.)

Swamp

({T}: Add {B}.)

Forest

({T}: Add {G}.)