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}: Add {C}.

{G}{U}, {T}: You may cast spells this turn as though they had flash.

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.

Any player may cast creature spells with mana value 3 or less without paying their mana costs and as though they had flash.

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Untap target Forest.

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

Whenever you cast a creature spell, draw a card.

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

Flying

{T}: Add one mana of any color.

{T}: For each color among permanents you control, add one mana of that color.

{T}: Add {C}.

({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.

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

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.

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

All creatures have haste.

Counter target spell.

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.

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 {C}.

{1}, {T}: Untap target land.

Untap all nonland permanents you control.

Tap an untapped creature you control: Untap target basic land.

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

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

Other Elf creatures get +1/+1 and have forestwalk. (They can't be blocked as long as defending player controls a Forest.)

When Elvish Harbinger enters the battlefield, you may search your library for an Elf card, reveal it, then shuffle and put that card on top.

{T}: Add one mana of any color.

{T}: Add {G}.

When Elvish Visionary enters the battlefield, draw a card.

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

{G}: Regenerate another target Elf.

{2}{G}{G}{G}: Elf creatures you control get +3/+3 and gain trample until end of turn.

If you control a commander, you may cast this spell without paying its mana cost.

Counter target noncreature spell.

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.

({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} for each creature you control.

Creature spells can't be countered.

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.

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

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

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

Other Elves you control get +1/+1.

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

{T}: Add one mana of any type that a land you control could produce. If Incubation Druid has a +1/+1 counter on it, add three mana of that type instead.

{3}{G}{G}: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

{T}, Sacrifice Jeweled Lotus: Add three mana of any one color. Spend this mana only to cast your commander.

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

{5}{G}{U}: Look at the top five cards of your library. You may put a non-Human creature card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

{T}: Untap another target permanent.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Destroy target artifact or enchantment.

{T}: Add {G}.

Whenever you cast an Elf spell, you may create a 1/1 green Elf Warrior creature token.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.

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

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Whenever another Elf enters the battlefield under your control, put a +1/+1 counter on Marwyn, the Nurturer.

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

{T}: Add {U}.

{U}, {T}: Untap target legendary permanent.

{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.

Counter target noncreature spell.

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

{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.)

Counter target spell.

At the beginning of your next upkeep, pay {3}{U}{U}. If you don't, you lose the game.

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Return all cards from your graveyard to your hand. Exile Praetor's Counsel. You have no maximum hand size for the rest of the game.

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

Whenever you cast a creature spell, you may draw a card.

As Quirion Elves enters the battlefield, choose a color.

{T}: Add {G}.

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

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

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Changeling (This card is every creature type.)

As Realmwalker enters the battlefield, 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.

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

Return target card from your graveyard to your hand.

You have no maximum hand size.

{T}: Add {C}.

When Riftsweeper enters the battlefield, choose target face-up exiled card. Its owner shuffles it into their library.

{G}: Exile target card from a graveyard. If it was a creature card, put a +1/+1 counter on Scavenging Ooze and you gain 1 life.

{T}: Untap target creature.

Choose one --

• Target creature gets +3/+3 until end of turn.

• Permanents you control gain hexproof until end of turn.

• Return target creature to its owner's hand.

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

Trample

Whenever another nontoken creature enters the battlefield under your control, you may draw a card.

When Thassa's Oracle enters the battlefield, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

You have no maximum hand size.

{T}: Add {C}.

You may activate abilities of creatures you control as though those creatures had haste.

{1}, {T}: Untap target creature.

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

Draw a card if an opponent has cast a blue or black spell this turn. Spells you control can't be countered this turn. You and permanents you control gain hexproof from blue and from black until end of turn. (You and they can't be the targets of blue or black spells or abilities your opponents control.)

Untap all creatures you control.

You may look at the top card of your library any time.

You may cast creature spells from the top of your library.

You may spend mana as though it were mana of any type to cast creature spells.

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

{T}: Add {C}.

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

Return an Elf you control to its owner's hand: Untap target creature. Activate only once each turn.

Each land is a Forest in addition to its other land types.