Eldrazi green

Look at the top five cards of your library. You may reveal a colorless card from among them and put it into your hand. Then put the rest on the bottom of your library in any order.

{T}: Untap target Forest.

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}.

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

This spell can't be countered.

When you cast this spell, take an extra turn after this one.

Flying, protection from spells that are one or more colors, annihilator 6

When Emrakul, the Aeons Torn is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

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.

({T}: Add {G}.)

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.

When you cast this spell, draw four cards.

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.)

When Kozilek, Butcher of Truth is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

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

You gain life equal to the revealed card's mana value.

[+1]: Target land you control becomes a 4/4 Elemental creature with trample. It's still a land.

[+1]: Untap up to four target Forests.

[−7]: Search your library for any number of basic land cards, put them onto the battlefield, then shuffle. Those lands become 4/4 Elemental creatures with trample. They're still lands.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

As Obelisk of Urd enters the battlefield, choose a creature type.

Creatures you control of the chosen type get +2/+2.

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.

You don't lose unspent green mana as steps and phases end.

Omnath, Locus of Mana gets +1/+1 for each unspent green mana you have.

Trample

Whenever Primeval Titan enters the battlefield or attacks, you may search your library for up to two land cards, put them onto the battlefield tapped, then shuffle.

When Protean Hulk dies, search your library for any number of creature cards with total mana value 6 or less, put them onto the battlefield, then shuffle.

Choose one —

• Search your library for up to two creature cards, reveal them, put them into your hand, then shuffle.

• Put up to two creature cards from your hand onto the battlefield.

Entwine {2} (Choose both if you pay the entwine cost.)

When you cast this spell, destroy target permanent.

Indestructible

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.)

When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Enchant Forest

As Utopia Sprawl enters the battlefield, choose a color.

Whenever enchanted Forest is tapped for mana, its controller adds an additional one mana of the chosen color.

Whenever a Forest is tapped for mana, its controller adds an additional {G}.

{T}: Add {G}.

Ferocious — {T}: Add {G}{G}. Activate only if you control a creature with power 4 or greater.

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.)