Forests you control are 1/1 green Elf creatures that are still lands.

{1}{G}, Sacrifice an Elf: Target creature gets +3/+3 until end of turn.

{T}: Draw three cards.

{2}{U}{U}: Return Arcanis the Omnipotent to its owner's hand.

At the beginning of your upkeep, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add {C}."

Equipped creature has deathtouch and lifelink.

Equip {2}

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +4/+4 and has vigilance and lifelink.

{3}: Return Batterskull to its owner's hand.

Equip {5}

Draw a card for each creature target player controls, then draw a card for each creature another target player controls.

({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.

Create a token that's a copy of target creature you control.

Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Creatures with power less than Champion of Lambholt's power can't block creatures you control.

Whenever another creature enters the battlefield under your control, put a +1/+1 counter on Champion of Lambholt.

Equipped creature gets +2/+2.

As long as equipped creature is legendary, it has hexproof. (It can't be the target of spells or abilities your opponents control.)

Equip {1}

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

Indestructible

Equipped creature has indestructible.

Equip {2}

Whenever a creature you control dies, put X +1/+1 counters on target creature you control, where X is the power of the creature that died.

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

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

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

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

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

Experiment Kraj has all activated abilities of each other creature with a +1/+1 counter on it.

{T}: Put a +1/+1 counter on target creature.

Whenever a creature with power 2 or less enters the battlefield under your control, you get an experience counter.

At the beginning of combat on your turn, put X +1/+1 counters on another target creature you control, where X is the number of experience counters you have.

Whenever you cast a green spell, you may create a 2/2 green Wolf creature token.

Whenever you cast a blue spell, you may create a 1/1 blue Bird creature token with flying.

Create a token that's a copy of target creature you control. If it's your turn, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

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}.

Enchant creature

At the beginning of your upkeep, create a token that's a copy of enchanted creature.

Enchant creature

At the beginning of your upkeep, put a +1/+1 counter on enchanted creature.

({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}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Whenever a player casts a spell, you may put a +1/+1 counter on Forgotten Ancient.

At the beginning of your upkeep, you may move any number of +1/+1 counters from Forgotten Ancient onto other creatures.

+2: Create a 1/1 green Elf Druid creature token with "{T}: Add {G}."

-2: Destroy target artifact or enchantment.

-6: Draw a card for each green creature you control.

Freyalise, Llanowar's Fury can be your commander.

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.

First strike

{T}: Destroy target artifact if its mana value is equal to the amount of unspent mana you have.

Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Whenever Grafted Exoskeleton becomes unattached from a permanent, sacrifice that permanent.

Equip {2}

Equipped creature has double strike.

Whenever equipped creature attacks, you may have target creature block it this turn if able.

Equip {4}

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

Whenever an Archer you control deals damage to a creature, that Archer deals that much damage to that creature's controller.

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.

Halimar Depths enters the battlefield tapped.

When Halimar Depths enters the battlefield, look at the top three cards of your library, then put them back in any order.

{T}: Add {U}.

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead.

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

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

{T}: Put a +1/+1 counter on target creature for each Elf you control.

Other Elves you control get +1/+1.

{G}, {T}: Create a 1/1 green Elf Warrior creature token.

{T}: Add {C}.

{1}: Inkmoth Nexus becomes a 1/1 Phyrexian Blinkmoth artifact creature with flying and infect until end of turn. It's still a land. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Lands you control have "{T}: Add one mana of any color."

+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.

Lumbering Falls enters the battlefield tapped.

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

{2}{G}{U}: Lumbering Falls becomes a 3/3 green and blue Elemental creature with hexproof until end of turn. It's still a land.

Trample

Whenever a player casts a spell, put a +1/+1 counter on Managorger Hydra.

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.

{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.

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Mosswort Bridge enters the battlefield tapped.

{T}: Add {G}.

{G}, {T}: You may play the exiled card without paying its mana cost if creatures you control have total power 10 or greater.

Devour 2 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with twice that many +1/+1 counters on it.)

At the beginning of your upkeep, create a 1/1 green Saproling creature token for each +1/+1 counter on Mycoloth.

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.

For each creature token on the battlefield, its controller creates a token that's a copy of that creature.

Flashback {4}{G}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

Indestructible

Whenever Predator Ooze attacks, put a +1/+1 counter on it.

Whenever a creature dealt damage by Predator Ooze this turn dies, put a +1/+1 counter on Predator Ooze.

If one or more tokens would be created, twice that many of those tokens are created instead.

If one or more +1/+1 counters would be put on a creature, twice that many +1/+1 counters are put on that creature instead.

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."

Untap all creatures and lands you control during each other player's untap step.

You may cast creature spells as though they had flash.

Protean Hydra enters the battlefield with X +1/+1 counters on it.

If damage would be dealt to Protean Hydra, prevent that damage and remove that many +1/+1 counters from it.

Whenever a +1/+1 counter is removed from Protean Hydra, put two +1/+1 counters on it at the beginning of the next end step.

As Quirion Elves enters the battlefield, choose a color.

{T}: Add {G}.

{T}: Add one mana of the chosen color.

{T}: Add one mana of any type that a land you control could produce.

You have no maximum hand size.

{T}: Add {C}.

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 Renegade Krasis evolves, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it.

Kicker {5} (You may pay an additional {5} as you cast this spell.)

Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.

{T}: Add {C}.

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

Heroic -- Whenever you cast a spell that targets Sage of Hours, put a +1/+1 counter on it.

Remove all +1/+1 counters from Sage of Hours: For each five counters removed this way, take an extra turn after this one.

{T}: Untap target creature.

Equipment named Sword of Kaldra, Shield of Kaldra, and Helm of Kaldra have indestructible.

Equipped creature has indestructible. (Damage and effects that say "destroy" don't destroy it.)

Equip {4}

Simic Growth Chamber enters the battlefield tapped.

When Simic Growth Chamber enters the battlefield, return a land you control to its owner's hand.

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

({G/U} can be paid with either {G} or {U}.)

{1}{G}: Move a +1/+1 counter from target creature onto another target creature with the same controller.

{1}{U}: Attach target Aura attached to a permanent to another permanent with the same controller.

Temple of Mystery enters the battlefield tapped.

When Temple of Mystery enters the battlefield, scry 1.

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

{T}: Add {C}{C}. Activate only if you control five or more lands.

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

At the beginning of your upkeep, if you control an artifact, create a 1/1 colorless Thopter artifact creature token with flying.

Whenever one or more artifact creatures you control deal combat damage to a player, draw a card.

Thornwood Falls enters the battlefield tapped.

When Thornwood Falls enters the battlefield, you gain 1 life.

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

If damage would be dealt to Undergrowth Champion while it has a +1/+1 counter on it, prevent that damage and remove a +1/+1 counter from Undergrowth Champion.

Landfall -- Whenever a land enters the battlefield under your control, put a +1/+1 counter on Undergrowth Champion.

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.

Enchant creature

Enchanted creature gets +3/+3 and has "At the beginning of each upkeep, create a 1/1 green Saproling creature token."

Trample

If damage would be dealt to another creature you control, prevent that damage. Put a +1/+1 counter on that creature for each 1 damage prevented this way.

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

{T}: Add an amount of {G} equal to Viridian Joiner's power.

{G}{U}, {T}: Double the number of each kind of counter on target artifact, creature, or land.

{T}: You gain 1 life for each Elf on the battlefield.

When Whirler Rogue enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying.

Tap two untapped artifacts you control: Target creature can't be blocked this turn.

{T}: Add {C}.

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

{G}{U}: This turn, each creature you control enters the battlefield with an additional +1/+1 counter on it.

{G}{U}, Remove a +1/+1 counter from a creature you control: Draw a card.

{T}: Add {C}.

Morph {2} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)