Red creatures get +1/+1.

Whenever a Mountain is tapped for mana, its controller adds an additional .

Devoid (This card has no color.)

When you cast this spell, create three 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this token: Add ."

, Sacrifice an Eldrazi: This creature deals 2 damage to any target.

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 token: Add ." ( represents colorless mana.)

As this artifact enters, choose a color.

Creatures of the chosen color get +1/+1.

Whenever a basic land is tapped for mana of the chosen color, its controller adds an additional one mana of that color.

Karn's power and toughness are each equal to the greatest mana value among artifacts you control.

At the beginning of your upkeep, add for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end.

Devoid (This card has no color.)

When you cast this spell, create two 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this token: Add ."

Reach

Whenever you sacrifice another Eldrazi, put a +1/+1 counter on this creature.

Flying

Whenever Ultima attacks, put a blight counter on target land. For as long as that land has a blight counter on it, it loses all land types and abilities and has ": Add ."

Whenever you tap a land for , add an additional .

Whenever you cast a spell, untap all nonland permanents you control.

As this artifact enters, choose a color.

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

Whenever a land's ability causes you to add one or more mana of the chosen color, add an additional one mana of that color.

: Add .

, , Pay 1 life: Tap target nonland permanent.

When The Mightstone and Weakstone enters, choose one —

• Draw two cards.

• Target creature gets -5/-5 until end of turn.

: Add . This mana can't be spent to cast nonartifact spells.

(Melds with Urza, Lord Protector.)

When you cast this spell, you may put two cards your opponents own from exile into their owners' graveyards. If you do, create three 1/1 colorless Eldrazi Scion creature tokens. They have "Sacrifice this token: Add ."

Whenever this artifact or another nontoken artifact you control is put into a graveyard from the battlefield or is put into exile from the battlefield, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

If a triggered ability of a colorless spell you control or another colorless permanent you control triggers, that ability triggers an additional time.

Whenever you cast a colorless spell, copy it. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)

Devoid (This card has no color.)

When this creature enters, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add ."

, Sacrifice a creature: Target creature gets -2/-2 until end of turn.

As this artifact enters, choose a color.

Whenever a player casts a spell of the chosen color, you may gain 1 life.

: Add one mana of the chosen color.

Whenever you cast a multicolored spell, draw a card.

: Add one mana of any color.

Each creature you control enters with an additional +1/+1 counter on it for each mana from an artifact source spent to cast it.

: Create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")