Circle of Protection: Black

{1}: The next time a black source of your choice would deal damage to you this turn, prevent that damage.

Roar of Jukai

If you control a Forest, each blocked creature gets +2/+2 until end of turn.
Splice onto Arcane—An opponent gains 5 life. (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Seeker

Enchant creature
Enchanted creature can't be blocked except by artifact creatures and/or white creatures.

Gerrard's Command

Untap target creature. It gets +3/+3 until end of turn.

Initiates of the Ebon Hand

{1}: Add {B}. If this ability has been activated four or more times this turn, sacrifice Initiates of the Ebon Hand at the beginning of the next end step.

Blight

Enchant land
When enchanted land becomes tapped, destroy it.

Child of Thorns

Sacrifice Child of Thorns: Target creature gets +1/+1 until end of turn.

Psychic Venom

Enchant land
Whenever enchanted land becomes tapped, Psychic Venom deals 2 damage to that land's controller.

Pollen Remedy

Kicker—Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell.)
Prevent the next 3 damage that would be dealt this turn to any number of targets, divided as you choose. If this spell was kicked, prevent the next 6 damage this way instead.

Glory Seeker

Stream of Life

Circle of Protection: Blue

{1}: The next time a blue source of your choice would deal damage to you this turn, prevent that damage.

Henge Guardian

{2}: Henge Guardian gains trample until end of turn.

Island

Death Ward

Mind Stone

{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.

Counterspell

Pestilence

At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pestilence.
{B}: Pestilence deals 1 damage to each creature and each player.

Swamp

Battering Ram

At the beginning of combat on your turn, Battering Ram gains banding until end of combat. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's blocking.)
Whenever Battering Ram becomes blocked by a Wall, destroy that Wall at end of combat.

Fire Drake

Flying
{R}: Fire Drake gets +1/+0 until end of turn. Activate only once each turn.

Muscle Burst

Target creature gets +X/+X until end of turn, where X is 3 plus the number of cards named Muscle Burst in all graveyards.

Forest

Wanderlust

Enchant creature
At the beginning of the upkeep of enchanted creature's controller, Wanderlust deals 1 damage to that player.

Insight

Whenever an opponent casts a green spell, you draw a card.

Angelic Renewal

Whenever a creature is put into your graveyard from the battlefield, you may sacrifice Angelic Renewal. If you do, return that card to the battlefield.

Mountain

Mind Ravel

Target player discards a card.
Draw a card at the beginning of the next turn's upkeep.

Enslaved Horror

When Enslaved Horror enters, each other player may return a creature card from their graveyard to the battlefield.

Sunken City

At the beginning of your upkeep, sacrifice Sunken City unless you pay {U}{U}.
Blue creatures get +1/+1.

Vendetta

Destroy target nonblack creature. It can't be regenerated. You lose life equal to that creature's toughness.

Mark of the Oni

Enchant creature
You control enchanted creature.
At the beginning of the end step, if you control no Demons, sacrifice Mark of the Oni.

Howl from Beyond

Target creature gets +X/+0 until end of turn.

Cephalid Looter

{T}: Target player draws a card, then discards a card.

Circle of Protection: Red

{1}: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

Steal Artifact

Enchant artifact
You control enchanted artifact.

Plains

Vital Surge

You gain 3 life.
Splice onto Arcane {1}{G} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Thunderclap

You may sacrifice a Mountain rather than pay this spell's mana cost.
Thunderclap deals 3 damage to target creature.

Circle of Protection: White

{1}: The next time a white source of your choice would deal damage to you this turn, prevent that damage.

Regeneration

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
{G}: Regenerate enchanted creature. (The next time that creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Boomerang

Return target permanent to its owner's hand.

Illuminated Wings

Enchant creature
Enchanted creature has flying.
{2}, Sacrifice Illuminated Wings: Draw a card.

Kami of Ancient Law

Sacrifice Kami of Ancient Law: Destroy target enchantment.

Stone Rain

Briar Shield

Enchant creature
Enchanted creature gets +1/+1.
Sacrifice Briar Shield: Enchanted creature gets +3/+3 until end of turn.

Benalish Infantry

Banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Remove Soul

Chimeric Sphere

{2}: Until end of turn, Chimeric Sphere becomes a 2/1 Construct artifact creature with flying.
{2}: Until end of turn, Chimeric Sphere becomes a 3/2 Construct artifact creature and loses flying.

Seafloor Debris

Seafloor Debris enters tapped.
{T}: Add {U}.
{T}, Sacrifice Seafloor Debris: Add one mana of any color.

Seton's Desire

Enchant creature
Enchanted creature gets +2/+2.
Threshold — As long as seven or more cards are in your graveyard, all creatures able to block enchanted creature do so.

Armor of Faith

Enchant creature
Enchanted creature gets +1/+1.
{W}: Enchanted creature gets +0/+1 until end of turn.

Massacre

If an opponent controls a Plains and you control a Swamp, you may cast this spell without paying its mana cost.
All creatures get -2/-2 until end of turn.

Unsummon

Return target creature to its owner's hand.

Cat Warriors

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Giant Growth

Target creature gets +3/+3 until end of turn.

Benalish Missionary

{1}{W}, {T}: Prevent all combat damage that would be dealt by target blocked creature this turn.

Symbiosis

Two target creatures each get +2/+2 until end of turn.

Diligent Farmhand

{1}{G}, Sacrifice Diligent Farmhand: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
If Diligent Farmhand is in a graveyard, effects from spells named Muscle Burst count it as a card named Muscle Burst.

Warrior's Honor

Creatures you control get +1/+1 until end of turn.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Hungry Mist

At the beginning of your upkeep, sacrifice Hungry Mist unless you pay {G}{G}.

Fledgling Djinn

Flying
At the beginning of your upkeep, Fledgling Djinn deals 1 damage to you.

Holy Strength

Enchant creature
Enchanted creature gets +1/+2.

Kavu Climber

Cloud Djinn

Flying
Cloud Djinn can block only creatures with flying.

Hundred-Talon Strike

Target creature gets +1/+0 and gains first strike until end of turn.
Splice onto Arcane—Tap an untapped white creature you control. (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Roar of the Wurm

Create a 6/6 green Wurm creature token.
Flashback {3}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Glade Gnarr

Whenever a player casts a blue spell, Glade Gnarr gets +2/+2 until end of turn.

Moment of Silence

Target player skips their next combat phase this turn.

Flux

Each player discards any number of cards, then draws that many cards.
Draw a card.

Heavy Ballista

{T}: Heavy Ballista deals 2 damage to target attacking or blocking creature.

Subterranean Hangar

Subterranean Hangar enters tapped.
{T}: Put a storage counter on Subterranean Hangar.
{T}, Remove any number of storage counters from Subterranean Hangar: Add {B} for each storage counter removed this way.

Ardent Militia

Ivy Elemental

Ivy Elemental enters with X +1/+1 counters on it.

Scour

Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles.

Disenchant

Phantom Wings

Enchant creature
Enchanted creature has flying.
Sacrifice Phantom Wings: Return enchanted creature to its owner's hand.

Power Taint

Enchant enchantment
At the beginning of the upkeep of enchanted enchantment's controller, that player loses 2 life unless they pay {2}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Cateran Kidnappers

{3}, {T}: Search your library for a Mercenary permanent card with mana value 3 or less, put it onto the battlefield, then shuffle.

Circle of Protection: Green

{1}: The next time a green source of your choice would deal damage to you this turn, prevent that damage.

Hurricane

Hurricane deals X damage to each creature with flying and each player.

Deluge

Flight

Enchant creature
Enchanted creature has flying.

Energy Tap

Tap target untapped creature you control. If you do, add an amount of {C} equal to that creature's mana value.

Memory Lapse

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Soul Barrier

Whenever an opponent casts a creature spell, Soul Barrier deals 2 damage to that player unless they pay {2}.

Grizzly Bears

Black Ward

Enchant creature
Enchanted creature has protection from black. This effect doesn't remove Black Ward.

Ethereal Haze

Prevent all damage that would be dealt by creatures this turn.

Breezekeeper

Flying
Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)

Hill Giant

Argothian Swine

Hikari, Twilight Guardian

Flying
Whenever you cast a Spirit or Arcane spell, you may exile Hikari, Twilight Guardian. If you do, return it to the battlefield under its owner's control at the beginning of the next end step.

Horned Turtle

Abjure

As an additional cost to cast this spell, sacrifice a blue permanent.
Counter target spell.

Serpent Skin

Flash
Enchant creature
Enchanted creature gets +1/+1.
{G}: Regenerate enchanted creature.

Pacifism

Enchant creature
Enchanted creature can't attack or block.

Brainwash

Enchant creature
Enchanted creature can't attack unless its controller pays {3}.

Deepwood Ghoul

Thran Forge

{2}: Until end of turn, target nonartifact creature gets +1/+0 and becomes an artifact in addition to its other types.

Disrupt

Counter target instant or sorcery spell unless its controller pays {1}.
Draw a card.

Healing Salve

Choose one —
• Target player gains 3 life.
• Prevent the next 3 damage that would be dealt to any target this turn.

Spell Blast

Counter target spell with mana value X. (For example, if that spell's mana cost is {3}{U}{U}, X is 5.)

Overrun

Creatures you control get +3/+3 and gain trample until end of turn. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.)

Crashing Centaur

{G}, Discard a card: Crashing Centaur gains trample until end of turn.
Threshold — As long as seven or more cards are in your graveyard, Crashing Centaur gets +2/+2 and has shroud. (It can't be the target of spells or abilities.)

Call for Blood

As an additional cost to cast this spell, sacrifice a creature.
Target creature gets -X/-X until end of turn, where X is the sacrificed creature's power.