Each player sacrifices all permanents they control that are one or more colors.

{T}: Add one mana of any color in your commander's color identity.

When you cast this spell, you may return target creature card from your graveyard to the battlefield.

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

{T}: Add {C}.

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

Whenever Bane of Bala Ged attacks, defending player exiles two permanents they control.

Devoid (This card has no color.)

{2}{R}, Sacrifice another colorless creature: Barrage Tyrant deals damage equal to the sacrificed creature's power to any target.

{T}: Add {C}.

{3}, {T}: Draw a card. Activate only if you control a creature with power 4 or greater.

All creatures able to block Breaker of Armies do so.

Devoid (This card has no color.)

When Brood Butcher enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

{B}{G}, Sacrifice a creature: Target creature gets -2/-2 until end of turn.

Devoid (This card has no color.)

Choose one or both --

• Return target spell or creature to its owner's hand.

• Brutal Expulsion deals 2 damage to target creature or planeswalker. If that creature or planeswalker would die this turn, exile it instead.

Devoid (This card has no color.)

When Catacomb Sifter enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

Whenever another creature you control dies, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

As Cavern of Souls enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Lands you control have "{T}: Add one mana of any color."

{T}: Add one mana of any color.

{T}: Add one mana of any color in your commander's color identity.

When you cast this spell, you may search your library for a colorless creature card with mana value 7 or greater, reveal it, then shuffle and put that card on top.

The first creature spell you cast each turn costs {2} less to cast.

{T}: Add {C}. ({C} represents colorless mana.)

{T}, Pay 1 life: Add one mana of any color. Spend this mana only to cast a spell with devoid.

Devoid (This card has no color.)

{T}: Add {C}. Spend this mana only to cast a colorless spell, activate an ability of a colorless permanent, or pay a cost that contains {C}. ({C} represents colorless mana.)

Emerge {6}{G}{G}{G} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.)

When you cast this spell, creatures you control get +2/+2 and gain trample until end of turn.

Trample, haste

Devoid (This card has no color.)

Whenever a creature you control deals combat damage to a player, you may draw a card.

{3}{C}: Target creature can't be blocked this turn. ({C} represents colorless mana.)

When you cast this spell, create a 10/10 colorless Eldrazi creature token.

Devoid (This card has no color.)

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

When Dominator Drone enters the battlefield, if you control another colorless creature, each opponent loses 2 life.

Devoid (This card has no color.)

{3}{C}, Exile a creature card from your graveyard: Target opponent loses life equal to the exiled card's power. ({C} represents colorless mana.)

Enchant creature

Enchanted creature gets +10/+10 and has trample and annihilator 2. (Whenever it attacks, defending player sacrifices two permanents.)

{T}: Add {C}.

{T}: Add {C}{C}. Spend this mana only to cast colorless Eldrazi spells or activate abilities of colorless Eldrazi.

Untap Endbringer during each other player's untap step.

{T}: Endbringer deals 1 damage to any target.

{C}, {T}: Target creature can't attack or block this turn.

{C}{C}, {T}: Draw a card.

Colorless Eldrazi spells you cast cost {2} less to cast.

{7}, {T}: Search your library for a colorless creature card, reveal it, put it into your hand, then shuffle.

Devoid (This card has no color.)

Deathtouch

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

{3}{U}{B}: Draw a card. Each opponent exiles the top card of their library.

Devoid (This card has no color.)

{1}: Target colorless creature gains haste until end of turn.

({T}: Add {G}.)

Colorless creatures you control get +2/+2.

Whenever you tap a permanent for {C}, add an additional {C}.

Whenever you cast a colorless spell, you gain 2 life.

Devoid (This card has no color.)

At the beginning of your upkeep, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

{1}{G}, Sacrifice From Beyond: Search your library for an Eldrazi card, reveal it, put it into your hand, then shuffle.

Grand Coliseum enters the battlefield tapped.

{T}: Add {C}.

{T}: Add one mana of any color. Grand Coliseum deals 1 damage to you.

Devoid (This card has no color.)

Flying

Whenever Gravity Negator attacks, you may pay {C}. If you do, another target creature gains flying until end of turn. ({C} represents colorless mana.)

Devoid (This card has no color.)

Exile target creature and target land.

{T}: Add {C}.

{T}: Add {R} or {G}. Each opponent gains 1 life.

Until end of turn, colorless creatures you control gain "{T}: This creature deals damage equal to its power to target creature."

{T}: Add {C}.

{T}, Pay 1 life: Add {G}.

{1}{G}{G}, {T}, Sacrifice a Desert: Target creature gets +3/+3 until end of turn. Activate only as a sorcery.

Devoid (This card has no color.)

Colorless spells you cast cost {1} less to cast.

{T}: Add {C}.

{T}, Pay 1 life: Add {B}.

{2}{B}{B}, {T}, Sacrifice a Desert: Put two -1/-1 counters on target creature an opponent controls. Activate only as a sorcery.

Devoid (This card has no color.)

{2}{C}: Each creature with toughness greater than its power can't block this turn. ({C} represents colorless mana.)

{T}: Add {C}.

{T}, Pay 1 life: Add {U}.

{1}{U}, {T}, Sacrifice a Desert: Target player mills four cards.

({T}: Add {U}.)

({T}: Add {U}.)

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

Whenever an opponent sacrifices a nontoken permanent, put that card onto the battlefield under your control.

{T}: Add {C}.

{T}: Add {R} or {G}. Karplusan Forest deals 1 damage to you.

{T}: Add {C}{C}.

{T}: Add {C}.

{T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.

Emerge {7}{G} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.)

When you cast this spell, you may destroy target artifact or enchantment.

({T}: Add {R}.)

You may look at the top card of your library any time.

You may cast artifact spells and colorless spells from the top of your library.

{T}, Pay 1 life: Exile the top card of your library.

Devoid (This card has no color.)

{T}: Nettle Drone deals 1 damage to each opponent.

Whenever you cast a colorless spell, untap Nettle Drone.

Counter target spell or ability that targets a permanent you control.

This spell costs {7} less to cast if it targets a spell or ability that targets a creature you control with power 7 or greater.

When you cast this spell, target opponent exiles the top four cards of their library, then you may put any number of land cards that player owns from exile onto the battlefield under your control.

Devoid (This card has no color.)

Exile target creature.

Annihilator 3 (Whenever this creature attacks, defending player sacrifices three permanents.)

Pathrazer of Ulamog can't be blocked except by three or more creatures.

As Pillar of Origins enters the battlefield, choose a creature type.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

Devoid (This card has no color.)

{3}{C}: Draw a card. ({C} represents colorless mana.)

{T}: Add {C}.

{T}, Pay 1 life: Add {R}.

{2}{R}{R}, {T}, Sacrifice a Desert: Ramunap Ruins deals 2 damage to each opponent.

{T}: Add one mana of any type that a land you control could produce.

You have no maximum hand size.

{T}: Add {C}.

Devoid (This card has no color.)

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

Other colorless creatures you control get +1/+0.

{T}: Add {C}.

Whenever you cast a colorless spell with mana value 7 or greater, you may sacrifice Sanctum of Ugin. If you do, search your library for a colorless creature card, reveal it, put it into your hand, then shuffle.

{T}: Add {C}.

{2}, {T}, Sacrifice a Desert: Exile all graveyards.

Exile target permanent.

{T}: Add {C}. ({C} represents colorless mana.)

{2}{C}, {T}: Draw a card. Activate only if you have no cards in hand.

{T}: Add {C}.

{T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

{T}: Add {C}.

{T}: Add {C}{C}. Spend this mana only to cast colorless spells. Activate only if you control seven or more lands.

Devoid (This card has no color.)

Whenever another nontoken creature you control dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}." ({C} represents colorless mana.)

Devoid (This card has no color.)

Whenever a land enters the battlefield under an opponent's control, that player exiles the top two cards of their library and you draw two cards.

Devoid (This card has no color.)

Flying

At the beginning of your upkeep, sacrifice a creature.

Whenever you sacrifice a creature, draw a card.

{T}: Add {C}{C}.

{T}: Add {C}.

{6}, {T}, Sacrifice Spawning Bed: Create three 1/1 colorless Eldrazi Scion creature tokens. They have "Sacrifice this creature: Add {C}."

Devoid (This card has no color.)

Counter target spell unless its controller pays {4}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

{T}: Add {C}.

{T}, Pay 1 life: Add one mana of any color. Activate only if you control an artifact.

{T}: Add {C}.

{T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.

{T}: Add {C}.

{T}, Tap an untapped creature you control: Add one mana of any color.

({T}: Add {B}.)

({T}: Add {B}.)

{T}: Add {C}.

{T}: Add {U} or {R}. Talisman of Creativity deals 1 damage to you.

{T}: Add {C}.

{T}: Add {G} or {U}. Talisman of Curiosity deals 1 damage to you.

{T}: Add {C}.

{T}: Add {U} or {B}. Talisman of Dominance deals 1 damage to you.

{T}: Add {C}.

{T}: Add {R} or {G}. Talisman of Impulse deals 1 damage to you.

{T}: Add {C}.

{T}: Add {B} or {R}. Talisman of Indulgence deals 1 damage to you.

{T}: Add {C}.

{T}: Add {B} or {G}. Talisman of Resilience deals 1 damage to you.

As an additional cost to cast this spell, reveal a colorless creature card from your hand.

Exile target creature if its power is less than or equal to the revealed card's power.

Colorless spells you cast cost {2} less to cast.

+1: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand.

-3: Destroy target permanent that's one or more colors.

Devoid (This card has no color.)

Flash

Flying

When Ulamog's Nullifier enters the battlefield, you may put two cards your opponents own from exile into their owners' graveyards. If you do, counter target spell.

As Unclaimed Territory enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

{T}: Add {C}.

{T}: Add {U} or {B}. Underground River deals 1 damage to you.

As Vanquisher's Banner enters the battlefield, choose a creature type.

Creatures you control of the chosen type get +1/+1.

Whenever you cast a creature spell of the chosen type, draw a card.

Devoid (This card has no color.)

Vile Aggregate's power is equal to the number of colorless creatures you control.

Trample

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

Devoid (This card has no color.)

Flash

When you cast this spell, you may pay {C}. If you do, create a 1/1 colorless Eldrazi Scion creature token for each nontoken creature that died under your control this turn. Those tokens have "Sacrifice this creature: Add {C}."

Devoid (This card has no color.)

{1}{G}, Put a card an opponent owns from exile into that player's graveyard: Create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

Devoid (This card has no color.)

Flash (You may cast this spell any time you could cast an instant.)

When Void Grafter enters the battlefield, another target creature you control gains hexproof until end of turn.

Devoid (This card has no color.)

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Your opponents can't cast spells with even mana values. (Zero is even.)

Your opponents can't block with creatures with even mana values.

({C} represents colorless mana.)

Choose one --

• Exile target creature with power or toughness 1 or less.

• Counter target sorcery spell.

• Create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

Devoid (This card has no color.)

When you cast this spell, exile target artifact, enchantment, or land.

Reach

{2}{C}, Sacrifice a land: Return World Breaker from your graveyard to your hand. ({C} represents colorless mana.)

{T}: Add {C}.

{T}: Add {G} or {U}. Yavimaya Coast deals 1 damage to you.

Trample

Whenever Yidris, Maelstrom Wielder deals combat damage to a player, as you cast spells from your hand this turn, they gain cascade. (When you cast the spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)