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'When this creature enters, create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this token: Add {C}."
'You may reveal an Eldrazi card you own from outside the game or choose a face-up Eldrazi card you own in exile. Put that card into your hand.
'{T}: Add {C}.
{T}: Add {C}{C}. Spend this mana only to cast colorless Eldrazi spells or activate abilities of colorless Eldrazi.
'You may sacrifice four Eldrazi Spawn rather than pay this spell's mana cost.
Annihilator 1 (Whenever this creature attacks, defending player sacrifices a permanent of their choice.)
'This creature gets +2/+2 as long as there are three or more land cards in your graveyard. {2}, {T}, Sacrifice a land: Search your library for a land card, put...
'Emerge {6}{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, create two 1/1...
'Create five 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this token: Add {C}."
'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....
'When this creature enters, venture into the dungeon. (Enter the first room or advance to the next room.)
Displacement — {3}{U}: Return this creature to its owner's hand.
'{1}{C}, {T}: Create a 0/1 colorless Eldrazi Spawn creature token with "Sacrifice this token: Add {C}." Whenever another Eldrazi you control dies, put a +1/+1 counter on this artifact. As...
'This spell costs {2} less to cast if it targets an attacking creature. Return target creature to its owner's hand. Surveil 2. (Look at the top two cards of your...
'When this creature enters, create two 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this token: Add {C}."