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.

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.) Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.

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.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Untap target creature. Until end of turn, it gains hexproof, reach, and "Whenever this creature becomes tapped, it deals damage equal to its power to up to one target creature."

Create a 2/5 green Treefolk Shaman creature token. Whenever a Forest you control enters, you may return this card from your graveyard to your hand.

Choose one — • Draw cards equal to the greatest power among non-Human creatures you control. • Non-Human creatures you control get +3/+3 until end of turn.

Creatures of the creature type of your choice get +X/+X until end of turn.

Target creature you control gets +X/+X and gains hexproof and indestructible until end of turn. (A creature with hexproof and indestructible can't be the target of spells or abilities your opponents control. Damage and effects that say "destroy" don't destroy it.)

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

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

As this artifact enters, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

This artifact enters with X charge counters on it. {5}, {T}: Create a 1/1 green Snake creature token for each charge counter on this artifact.

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.

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

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.) Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

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.

You may activate abilities of creatures you control as though those creatures had haste. {1}, {T}: Untap target creature.

{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}.)

{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.

You have no maximum hand size. {T}: Add {C}.

{T}: Add {C}. {3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.

This spell can't be countered. Green spells you control can't be countered. {4}{G}{G}: Until end of turn, each Elf creature you control has base power and toughness 5/5 and becomes a Dinosaur in addition to its other creature types.

Haste {T}: Add one mana of any color. Spend this mana only to cast a creature spell.

Treefolk spells and Shaman spells you cast cost {1} less to cast.

As long as this creature is tapped, creature spells you cast cost {2} less to cast.

{G}, {T}: You may put a creature card from your hand onto the battlefield.

Whenever another creature enters, you gain 1 life.

When this creature enters, you may return target card from your graveyard to your hand.

{1}: Target creature you control has base power and toughness 7/7 until end of turn.

{2}{G}: Create a 1/1 green Saproling creature token.

Level up {1}{G} ({1}{G}: Put a level counter on this. Level up only as a sorcery.) LEVEL 2-5 1/1 {T}: Create a 3/3 green Elephant creature token. LEVEL 6+ 1/1 {T}: Create two 3/3 green Elephant creature tokens.

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with this creature, you may reveal it. If you do, you may play that card without paying its mana cost.

When this creature enters, draw a card. Whenever you cast a creature spell, you may pay {G}{G}. If you do, return this card from your graveyard to your hand.

Tap four untapped creatures you control: Destroy target artifact or enchantment.

Whenever a player casts a green spell, you may pay {1}. If you do, target creature gets +1/+1 until end of turn.

{8}: This creature gets +5/+5 and gains trample until end of turn.

{T}: Add {G}.

When this creature enters, you may destroy target artifact or enchantment.

Whenever you cast a creature spell with mana value 5 or greater, that creature enters with X additional +1/+1 counters on it, where X is its mana value minus 4. Creatures you control with three or more +1/+1 counters on them have haste. {T}: Add {G}.

Whenever a creature you control deals combat damage to a player, add that much {G}. Until end of turn, you don't lose this mana as steps and phases end.

Sacrifice this creature: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

{T}: You may put a land card from your hand onto the battlefield.

At the beginning of your upkeep, add {G}. Until end of turn, you don't lose this mana as steps and phases end.

{T}: Add two mana in any combination of colors. Spend this mana only to cast creature spells. Formidable — {9}{G}{G}, {T}: Each player's life total becomes the number of creatures they control. Activate only if creatures you control have total power 8 or greater.

When this creature enters, draw a card.

Whenever you cast a creature spell, choose one — • Destroy target artifact or enchantment. • Look at the top five cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom of your library in a random order. • You gain 4 life.

{G}: Choose one. Activate only once each turn. • Until end of turn, this creature becomes a Rhino with base power and toughness 4/4 and gains trample. • Until end of turn, this creature becomes a Bird with base power and toughness 2/2 and gains flying. • Until end of turn, this creature becomes a Plant with base power and toughness 0/8.

{1}{G}, {T}: Target creature you control fights another target creature.

When this creature enters, destroy target artifact.

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

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with this creature, you may reveal it. If you do, create a 2/2 green Wolf creature token.

Trample When this creature enters, destroy target noncreature permanent. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

{T}: Add one mana of any color. {6}{G}, {T}: Another target creature gets +3/+3 and gains trample until end of turn.

Create X 1/1 green Forest Dryad land creature tokens. (They're affected by summoning sickness.)

Draw a card for each creature you control.

Choose a permanent type. Return all cards of the chosen type from your graveyard to your hand. Flashback {5}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Search your library and/or graveyard for a creature card with mana value X or less and put it onto the battlefield. If you search your library this way, shuffle. If X is 10 or more, creatures you control get +X/+X and gain haste until end of turn.

Create X X/X green Ooze creature tokens.

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.

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.

Draw three cards.

Creatures you control get +3/+3 and gain trample until end of turn. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.)

Until end of turn, creatures you control gain trample and get +X/+X, where X is the greatest power among creatures you control.

Draw cards equal to the greatest power among creatures you control. You may cast a spell with mana value 5 or less from your hand without paying its mana cost.

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.

Shroud (This enchantment can't be the target of spells or abilities.) {X}: Put X tower counters on this enchantment. At the beginning of your upkeep, if there are 100 or more tower counters on this enchantment, you win the game.

If this card is in your opening hand, you may begin the game with it on the battlefield. Whenever you tap a creature for mana, add an additional {G}. {6}{G}{G}: Put a +1/+1 counter on each creature you control.

Whenever an opponent casts a spell, reveal the top card of your library. If it's a creature card, put it onto the battlefield. Otherwise, you may put that card on the bottom of your library.

If you tap a permanent for mana, it produces twice as much of that mana instead.