Choose one — • Search your library for a creature or land card and reveal it. Put it onto the battlefield tapped if it's a land card. Otherwise, put it into your hand. Then shuffle. • Put a +1/+1 counter on target creature you control. It deals damage equal to its power to target creature you don't control. • Exile target artifact or enchantment.

Untap all creatures. Until end of turn, whenever a creature an opponent controls blocks, draw a card. Draw a card.

Permanents you control gain hexproof and indestructible until end of turn.

Choose a creature type. Reveal cards from the top of your library until you reveal X creature cards of the chosen type, where X is the number of creatures you control of that type. Put those cards onto the battlefield, then shuffle the rest of the revealed cards into your library.

Creatures you control have flying, first strike, vigilance, trample, haste, and protection from black and from red.

Green spells you cast cost {1} less to cast.

Green creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, target creature you control gets +2/+2 and gains trample until end of turn.

This spell costs {X} less to cast, where X is the greatest power among creatures you control. {T}: Add {G}{G}. You gain 2 life. Whenever a nontoken creature you control enters, put a +1/+1 counter on it and draw a card.

{T}: Add {G}. Channel — {1}{G}, Discard this card: Destroy target artifact, enchantment, or nonbasic land an opponent controls. That player may search their library for a land card with a basic land type, put it onto the battlefield, then shuffle. This ability costs {1} less to activate for each legendary creature you control.

This land enters tapped unless you control a Forest. {T}: Add {G}. {2}{G}{G}, {T}: Add six {G}. Spend this mana only to cast creature spells or activate abilities of creatures.

({T}: Add {G}.)

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

{T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

This land enters tapped. {T}: Add {G}. {T}: Put a +1/+1 counter on each green creature that entered this turn.

This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

As Three Tree City enters, choose a creature type. {T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to the number of creatures you control of the chosen type.

{T}: Add {C}. {3}, {T}, Sacrifice this land: Search your library for a land card, put it onto the battlefield tapped, then shuffle.

{T}: Add {C}. {G}, {T}: Untap target Elf.

{T}: Untap target Forest.

You may look at the top card of your library any time. You may play lands from the top of your library. Coven — As long as you control three or more creatures with different powers, you may cast creature spells from the top of your library.

Whenever you cast a creature spell, draw a card.

Tap two untapped Elves you control: Add one mana of any color. Morph {G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

{T}: Add {C}.

Landfall — Whenever a land you control enters, put a +1/+1 counter on target creature. {3}{G}{G}: Double the number of +1/+1 counters on each creature you control.

Whenever this creature is dealt damage, you may create that many 1/1 green Insect creature tokens. Morph {2}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

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

Whenever an opponent casts an artifact spell, put a +1/+1 counter on this creature.

Haste When this creature enters, creatures you control gain trample and get +X/+X until end of turn, where X is the number of creatures you control.

Merfolk and Druid cards in your graveyard have retrace. (You may cast cards with retrace from your graveyard by discarding a land card in addition to paying their other costs.)

Trample As an additional cost to cast green permanent spells, you may pay 2 life. Those spells cost {G} less to cast if you paid life this way. This effect reduces only the amount of green mana you pay. Whenever you cast a green permanent spell, put a +1/+1 counter on each creature you control.

{T}: Add {G}. Put a -1/-1 counter on this creature: Untap this creature.

Elves you control have "Whenever this creature becomes tapped during your turn, untap it and put a +1/+1 counter on it. This ability triggers only once each turn."

{G}, {T}, Sacrifice this creature: Destroy target enchantment.

When this creature enters, starting with you, each player may choose an artifact or enchantment you don't control. Destroy each permanent chosen this way.

Other Elf creatures you control get +1/+1. {T}: Add {G} for each Elf you control.

{T}: Add {G}.

When this creature enters, you may put a basic land card from your hand onto the battlefield tapped.

{T}: Add {G}. Ferocious — {T}: Add {G}{G}{G}{G}. Activate only if you control a creature with power 4 or greater. Eternalize {2}{G}{G} ({2}{G}{G}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Snake Druid with no mana cost. Eternalize only as a sorcery.)

{T}: Add {G}.

Alliance — Whenever another creature you control enters, choose one that hasn't been chosen this turn — • Put a +1/+1 counter on this creature. • Create a tapped Treasure token. • You gain 2 life.

Whenever you cast a Druid spell, you may draw a card. Tap seven untapped Druids you control: Gain control of all lands target player controls.

Evolve (Whenever a creature you control enters, 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 this creature.

{T}: Add {G}. {2}, Sacrifice this creature: Draw a card.

Tap three untapped Elves you control: Add {G}{G}{G}.

Level up {1}{G} ({1}{G}: Put a level counter on this. Level up only as a sorcery.) LEVEL 1-4 1/2 {T}: Add {G}{G}. LEVEL 5+ 1/4 Elves you control have "{T}: Add {G}{G}."

{G}: Target land becomes a 1/1 creature until end of turn. It's still a land. {2}{G}{G}{G}: Creatures you control get +3/+3 and gain trample until end of turn.

{T}: Add an amount of {G} equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.)

{T}: Untap target land. Threshold — {T}: Untap up to three target lands. Activate only if seven or more cards are in your graveyard.

Sacrifice this creature: You may put a land card from your hand onto the battlefield.

Other Elves you control get +1/+1. Whenever you cast an Elf spell, you may pay {G}. If you do, draw a card.

{T}, Sacrifice this creature: Untap all Forests.

{T}: Add {G}.

When this creature enters, draw a card. {T}: Add {G}.

Whenever another Elf you control enters, put a +1/+1 counter on Marwyn. {T}: Add an amount of {G} equal to Marwyn's power.

Changeling (This card is every creature type.) When this creature enters, you may exile a creature card from your graveyard. If you do, exile target artifact or enchantment an opponent controls.

{T}: Mill a card. (Put the top card of your library into your graveyard.) {T}, Exile a card from your graveyard: Add one mana of any color.

{T}: Return two target cards from an opponent's graveyard to their hand. Destroy target artifact or enchantment.

{T}: Add {G} for each Elf on the battlefield.

Changeling (This card is every creature type.) As this creature enters, choose a creature type. You may look at the top card of your library any time. You may cast creature spells of the chosen type from the top of your library.

{T}: Put an oil counter on this creature. {T}, Remove an oil counter from this creature: Untap target land.

{1}{G}, {T}, Return Shigeki to its owner's hand: Reveal the top four cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest into your graveyard. Channel — {X}{X}{G}{G}, Discard this card: Return X target nonlegendary cards from your graveyard to your hand.

When this creature enters, you may search your library for a Treefolk or Forest card, reveal it, then shuffle and put that card on top.

When this creature enters, draw a card for each opponent who controls fewer creatures than you.

{T}: Untap target land.

{T}: Add {G}. Threshold — This creature gets +3/+3 as long as seven or more cards are in your graveyard.

{T}: Add X mana of any one color, where X is the number of Elves on the battlefield.

Reveal the top X cards of your library. You may put any number of permanent cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard.

Whenever you cast a creature spell this turn, draw a card.

Search your library for up to X basic land cards, where X is the number of tapped creatures you control, put those cards onto the battlefield tapped, then shuffle.

Untap all creatures you control.

Exile the top card of your library. If it's a permanent card, you may put it onto the battlefield. If you do, repeat this process.

Draw a card for each creature you control. Ferocious — You gain 4 life for each creature you control with power 4 or greater.

All creatures have haste.

Whenever a nontoken creature you control enters, if it doesn't have the same name as another creature you control or a creature card in your graveyard, draw a card.