tooth and nail

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

When Acidic Slime enters the battlefield, destroy target artifact, enchantment, or land.

{T}: Untap target Forest.

({T}: Add {G} or {U}.)

As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Flying, trample

When Dragonlord Atarka enters the battlefield, it deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control.

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.

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Enchant land

Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

({T}: Add {G}.)

[+1]: Untap two target lands.

[−1]: Create a 3/3 green Beast creature token.

[−4]: Creatures you control get +3/+3 and gain trample until end of turn.

Draw three cards.

Flying

Deathtouch

When Hornet Queen enters the battlefield, create four 1/1 green Insect creature tokens with flying and deathtouch.

[+1]: Untap up to one target creature and up to one target land.

[−2]: Reveal the top four cards of your library. You may put a creature card and/or a land card from among them into your hand. Put the rest into your graveyard.

[−8]: You get an emblem with "Whenever a creature enters the battlefield under your control, you may have it fight target creature." Then create three 8/8 blue Octopus creature tokens.

Enchant land

Whenever enchanted land is tapped for mana, its controller adds an additional {G}{G}.

Choose two —

• Target player gains 7 life.

• Put target noncreature permanent on top of its owner's library.

• Target player shuffles their graveyard into their library.

• Search your library for a creature card, reveal it, put it into your hand, then shuffle.

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.

({T}: Add {U} or {R}.)

As Steam Vents enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {R} or {G}.)

As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

If a creature spell you cast this turn was countered by a spell or ability an opponent controlled, you may pay {0} rather than pay this spell's mana cost.

Look at the top seven cards of your library. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in any order.

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.)

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.

{T}: Untap target land.

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

Indestructible

As long as your devotion to red and green is less than seven, Xenagos isn't a creature.

At the beginning of combat on your turn, another target creature you control gains haste and gets +X/+X until end of turn, where X is that creature's power.