Awesome Cyber Monday

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

Endless One enters the battlefield with X +1/+1 counters on it.

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

{T}: Add {C}. Whenever you cast a colorless spell with converted mana cost 7 or greater, you may sacrifice Sanctum of Ugin. If you do, search your ...

{T}: Add {C}. {3}{G}, {T}, Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, t...

Converge — Search your library for a creature, instant, or sorcery card with converted mana cost less than or equal to the number of colors of mana...

Devoid (This card has no color.) When Catacomb Sifter enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrific...

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

Your opponents can't cast spells with even converted mana costs. (Zero is even.) Your opponents can't block with creatures with even converted mana...

Landfall — Whenever a land enters the battlefield under your control, Tunneling Geopede deals 1 damage to each opponent.

Converge — Radiant Flames deals X damage to each creature, where X is the number of colors of mana spent to cast Radiant Flames.

{1}{B}, Sacrifice a creature: You gain 1 life and draw a card.

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 fr...

Counter target instant spell.

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

Mortuary Mire enters the battlefield tapped. When Mortuary Mire enters the battlefield, you may put target creature card from your graveyard on top...

{T}: Add {C}{C}. {2}, {T}, Sacrifice Hedron Archive: Draw two cards.

Devoid (This card has no color.) Colorless spells you cast cost {1} less to cast.

Converge — You draw X cards and you lose X life, where X is the number of colors of mana spent to cast Painful Truths.

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

Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Devoid (This card has no color.) Flying When Eldrazi Skyspawner enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has...

Devoid (This card has no color.) When Drowner of Hope enters the battlefield, create two 1/1 colorless Eldrazi Scion creature tokens. They have "Sa...

Quarantine Field enters the battlefield with X isolation counters on it. When Quarantine Field enters the battlefield, for each isolation counter o...