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.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Flying

{T}: Add one mana of any color.

Trample, infect, indestructible

If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.

({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.

Search target opponent's library for a creature card and put that card onto the battlefield under your control. Then that player shuffles.

Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

As Cavern of Souls enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Whenever Cold-Eyed Selkie deals combat damage to a player, you may draw that many cards.

{T}: Add one mana of any color in your commander's color identity.

Enchant permanent

You control enchanted permanent.

Counter target spell.

Play with the top card of your library revealed.

You may play lands from the top of your library.

Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life.

Haste

When Craterhoof Behemoth enters the battlefield, creatures you control gain trample and get +X/+X until end of turn, where X is the number of creatures you control.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Return target nonland permanent you don't control to its owner's hand.

Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

{T}: Add {G}.

Put a -1/-1 counter on Devoted Druid: Untap Devoted Druid.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Whenever a creature deals combat damage to one of your opponents, its controller may draw a card.

Trample

When Elderscale Wurm enters the battlefield, if your life total is less than 7, your life total becomes 7.

As long as you have 7 or more life, damage that would reduce your life total to less than 7 reduces it to 7 instead.

{T}: Add {G}.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

You may play an additional land on each of your turns.

You may play an additional land this turn.

Draw a card.

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Whenever a +1/+1 counter is put on Fathom Mage, you may draw a card.

{T}: Add {C}.

{G/U}, {T}: Add {G}{G}, {G}{U}, or {U}{U}.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

{T}: Add {G}.

{T}: Add {G} for each creature you control.

+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.

Search your library for a green creature card with mana value X or less, put it onto the battlefield, then shuffle. Shuffle Green Sun's Zenith into its owner's library.

{T}: Add {G}{G}.

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

{T}: Add {G} for each +1/+1 counter on Gyre Sage.

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island.

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

Whenever Hydra Omnivore deals combat damage to an opponent, it deals that much damage to each other opponent.

Trample

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Shroud (This creature can't be the target of spells or abilities.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

Whenever an opponent sacrifices a nontoken permanent, put that card onto the battlefield under your control.

Flash

At the beginning of your end step, draw seven cards.

Each opponent's maximum hand size is reduced by seven.

+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.

+1: Until your next turn, prevent all damage that would be dealt to and dealt by target permanent an opponent controls.

-1: Draw a card. You may play an additional land this turn.

-5: You get an emblem with "At the beginning of your end step, create a 9/9 blue Kraken creature token."

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.

Indestructible

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

You have no maximum hand size.

If you would lose unspent mana, that mana becomes colorless instead.

{T}: Add {G}.

Each other creature you control enters the battlefield with a number of additional +1/+1 counters on it equal to Master Biomancer's power and as a Mutant in addition to its other types.

Protection from red

Elemental creatures you control get +1/+1.

When Master of Waves enters the battlefield, create a number of 1/0 blue Elemental creature tokens equal to your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

Whenever an opponent casts their first spell each turn, that player exiles the top card of their library. If it's a nonland card, you may cast it without paying its mana cost.

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

Whenever you cast a green creature spell, you may search your library for a creature card, reveal it, then shuffle and put that card on top.

Whenever you cast a blue creature spell, reveal the top card of your library. If it's a creature card, put that card into your hand.

Other green creatures you control get +1/+1.

Other blue creatures you control get +1/+1.

Untap all green and/or blue creatures you control during each other player's untap step.

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

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 may play an additional land on each of your turns.

Play with the top card of your library revealed.

You may play lands from the top of your library.

Oran-Rief, the Vastwood enters the battlefield tapped.

{T}: Add {G}.

{T}: Put a +1/+1 counter on each green creature that entered the battlefield this turn.

Overbeing of Myth's power and toughness are each equal to the number of cards in your hand.

At the beginning of your draw step, draw an additional card.

Search your library for a sorcery card, reveal it, then shuffle and put that card on top.

Counter target spell. At the beginning of your next precombat main phase, add X mana in any combination of colors, where X is that spell's mana value.

Prime Speaker Zegana enters the battlefield with X +1/+1 counters on it, where X is the greatest power among other creatures you control.

When Prime Speaker Zegana enters the battlefield, draw cards equal to its power.

You may have Progenitor Mimic enter the battlefield as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, if this creature isn't a token, create a token that's a copy of this creature."

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

You have no maximum hand size.

{T}: Add {C}.

Counter target spell. If that spell is countered this way, put it into its owner's hand instead of into that player's graveyard.

Draw a card.

{T}: Add {C}.

{4}, {T}: Target creature can't be blocked this turn.

Return any number of cards with different mana values from your graveyard to your hand. Put Seasons Past on the bottom of its owner's library.

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

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When Solemn Simulacrum dies, you may draw a card.

{T}: Add three mana of any one color. Spend this mana only to cast creature spells.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

All lands are Islands in addition to their other types.

Creatures without flying or islandwalk can't attack.

Defender, hexproof

{T}: Add one mana of any color.

Temple of Mystery enters the battlefield tapped.

When Temple of Mystery enters the battlefield, scry 1.

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

Take an extra turn after this one. Exile Temporal Mastery.

Miracle {1}{U} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

When Thragtusk enters the battlefield, you gain 5 life.

When Thragtusk leaves the battlefield, create a 3/3 green Beast creature token.

Enchant creature

When Treachery enters the battlefield, untap up to five lands.

You control enchanted creature.

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

Flying

Whenever Trygon Predator deals combat damage to a player, you may destroy target artifact or enchantment that player controls.

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.

Shuffle your library, then reveal the top card. If it's a nonland card, you may cast it without paying its mana cost. If it's a land card, you may put it onto the battlefield and return Unexpected Results to its owner's hand.

Draw three cards. You may play an additional land this turn.

Your opponents can't cast spells with even mana values. (Zero is even.)

Your opponents can't block with creatures with even mana values.

Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.)

Trample

Whenever you tap a land for mana, add one mana of any type that land produced.

Whenever an opponent taps a land for mana, that land doesn't untap during its controller's next untap step.

Enchant land

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

Trample

When Worldspine Wurm dies, create three 5/5 green Wurm creature tokens with trample.

When Worldspine Wurm is put into a graveyard from anywhere, shuffle it into its owner's library.

{T}: Add {C}.

{T}: Add {G} or {U}. Yavimaya Coast deals 1 damage to you.

When Yavimaya Elder dies, you may search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

{2}, Sacrifice Yavimaya Elder: Draw a card.