{4}, {T}: Create a 2/2 colorless Shapeshifter creature token with changeling. (It has every creature type.)
{5}
Blight Herder
Creature - Eldrazi Processor
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 creature: Add {C}."
4 /
5
{4}
Canoptek Scarab Swarm
Artifact Creature - Insect
Flying
Feeder Mandibles -- When Canoptek Scarab Swarm enters the battlefield, exile target player's graveyard. For each artifact or land card exiled this way, create a 1/1 colorless Insect artifact creature token with flying.
1 /
1
{6}
Conduit of Ruin
Creature - Eldrazi
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.
5 /
5
{X}{X}
Cryptic Trilobite
Creature - Trilobite
Cryptic Trilobite enters the battlefield with X +1/+1 counters on it.
Remove a +1/+1 counter from Cryptic Trilobite: Add {C}{C}. Spend this mana only to activate abilities.
{1}, {T}: Put a +1/+1 counter on Cryptic Trilobite.
0 /
0
{6}
Dreamstone Hedron
Artifact
{T}: Add {C}{C}{C}.
{3}, {T}, Sacrifice Dreamstone Hedron: Draw three cards.
{1}
Expedition Map
Artifact
{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.
{5}
Forsaken Monument
Legendary Artifact
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.
--
Foundry of the Consuls
Land
{T}: Add {C}.
{5}, {T}, Sacrifice Foundry of the Consuls: Create two 1/1 colorless Thopter artifact creature tokens with flying.
{2}
Genesis Chamber
Artifact
Whenever a nontoken creature enters the battlefield, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.
{8}
Graaz, Unstoppable Juggernaut
Legendary Artifact Creature - Juggernaut
Juggernauts you control attack each combat if able.
Juggernauts you control can't be blocked by Walls.
Other creatures you control have base power and toughness 5/3 and are Juggernauts in addition to their other creature types.
7 /
5
{X}{X}
Hangarback Walker
Artifact Creature - Construct
Hangarback Walker enters the battlefield with X +1/+1 counters on it.
When Hangarback Walker dies, create a 1/1 colorless Thopter artifact creature token with flying for each +1/+1 counter on Hangarback Walker.
{1}, {T}: Put a +1/+1 counter on Hangarback Walker.
0 /
0
{4}
Hedron Archive
Artifact
{T}: Add {C}{C}.
{2}, {T}, Sacrifice Hedron Archive: Draw two cards.
--
Mirrex
Land - Sphere
{T}: Add {C}.
{T}: Add one mana of any color. Activate only if Mirrex entered the battlefield this turn.
{3}, {T}: Create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block." (Players dealt combat damage by it also get a poison counter.)
{7}
Myr Battlesphere
Artifact Creature - Myr Construct
When Myr Battlesphere enters the battlefield, create four 1/1 colorless Myr artifact creature tokens.
Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.
4 /
7
{2}
Myr Sire
Artifact Creature - Phyrexian Myr
When Myr Sire dies, create a 1/1 colorless Phyrexian Myr artifact creature token.
1 /
1
{5}
Myr Turbine
Artifact
{T}: Create a 1/1 colorless Myr artifact creature token.
{T}, Tap five untapped Myr you control: Search your library for a Myr creature card, put it onto the battlefield, then shuffle.
{4}
Myriad Construct
Artifact Creature - Construct
Kicker {3}
If Myriad Construct was kicked, it enters the battlefield with a +1/+1 counter on it for each nonbasic land your opponents control.
When Myriad Construct becomes the target of a spell, sacrifice it and create a number of 1/1 colorless Construct artifact creature tokens equal to its power.
4 /
4
{4}
Mystic Forge
Artifact
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.
{3}
Nuisance Engine
Artifact
{2}, {T}: Create a 0/1 colorless Pest artifact creature token.
{3}
Palladium Myr
Artifact Creature - Myr
{T}: Add {C}{C}.
2 /
2
{7}
Pentavus
Artifact Creature - Construct
Pentavus enters the battlefield with five +1/+1 counters on it.
{1}, Remove a +1/+1 counter from Pentavus: Create a 1/1 colorless Pentavite artifact creature token with flying.
{1}, Sacrifice a Pentavite: Put a +1/+1 counter on Pentavus.
0 /
0
--
Sanctum of Ugin
Land
{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.
{3}
Searchlight Companion
Artifact Creature - Drone
Flying
When Searchlight Companion enters the battlefield, create a 1/1 colorless Spirit creature token.
1 /
1
--
Shrine of the Forsaken Gods
Land
{T}: Add {C}.
{T}: Add {C}{C}. Spend this mana only to cast colorless spells. Activate only if you control seven or more lands.
{4}
Sisay's Ring
Artifact
{T}: Add {C}{C}.
{7}
Skittering Invasion
Kindred Sorcery - Eldrazi
Create five 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add {C}."
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
--
Sol Talisman
Artifact
Suspend 3--{1} (Rather than cast this card from your hand, pay {1} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost.)
{T}: Add {C}{C}.
--
Spawning Bed
Land
{T}: Add {C}.
{6}, {T}, Sacrifice Spawning Bed: Create three 1/1 colorless Eldrazi Scion creature tokens. They have "Sacrifice this creature: Add {C}."
{4}
Stonespeaker Crystal
Artifact
{T}: Add {C}{C}.
{2}, {T}, Sacrifice Stonespeaker Crystal: Exile any number of target players' graveyards. Draw a card.
--
Temple of the False God
Land
{T}: Add {C}{C}. Activate only if you control five or more lands.
{6}
Thopter Assembly
Artifact Creature - Thopter
Flying
At the beginning of your upkeep, if you control no Thopters other than Thopter Assembly, return Thopter Assembly to its owner's hand and create five 1/1 colorless Thopter artifact creature tokens with flying.
5 /
5
{4}
Thran Dynamo
Artifact
{T}: Add {C}{C}{C}.
--
Tomb of the Spirit Dragon
Land
{T}: Add {C}.
{2}, {T}: You gain 1 life for each colorless creature you control.
{7}
Triskelavus
Artifact Creature - Construct
Flying
Triskelavus enters the battlefield with three +1/+1 counters on it.
{1}, Remove a +1/+1 counter from Triskelavus: Create a 1/1 colorless Triskelavite artifact creature token with flying. It has "Sacrifice this creature: This creature deals 1 damage to any target."
1 /
1
{6}
Ugin, the Ineffable
Legendary Planeswalker - Ugin
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.
L:
4
{4}
Ur-Golem's Eye
Artifact
{T}: Add {C}{C}.
--
Urza's Factory
Land - Urza's
{T}: Add {C}.
{7}, {T}: Create a 2/2 colorless Assembly-Worker artifact creature token.
--
Urza's Mine
Land - Urza's Mine
{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.
--
Urza's Power Plant
Land - Urza's Power-Plant
{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.
--
Urza's Tower
Land - Urza's Tower
{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.
{1}{C}
Warping Wail
Instant
({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}."