: Return two target cards from an opponent's graveyard to their hand. Destroy target artifact or enchantment.

When Nulltread Gargantuan enters the battlefield, put a creature you control on top of its owner's library.

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

, : Nurturing Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay to end this effect.

: Regenerate enchanted creature.

Indestructible

As long as your devotion to green is less than five, Nylea isn't a creature. (Each in the mana costs of permanents you control counts toward your devotion to green.)

Other creatures you control have trample.

: Target creature gets +2/+2 until end of turn.

Constellation — Whenever Nylea's Colossus or another enchantment enters the battlefield under your control, double target creature's power and toughness until end of turn.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Trample

Enchanted creature gets +3/+3 and has trample.

When Nylea's Huntmaster enters the battlefield, target creature you control gets +X/+0 until end of turn, where X is your devotion to green. (Each in the mana costs of permanents you control counts toward your devotion to green.)

Enchant land

When Nylea's Presence enters the battlefield, draw a card.

Enchanted land is every basic land type in addition to its other types.

Reach

At the beginning of your upkeep, mill two cards.

, Exile Nyx Weaver: Return target card from your graveyard to your hand.

This spell costs less to cast, where X is the total mana value of noncreature enchantments you control.

Trample

, Sacrifice another enchantment: Nyxborn Behemoth gains indestructible until end of turn.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Enchanted creature gets +3/+1.

Put two +1/+1 counters on target creature. (Then exile this card. You may cast the creature later from exile.)

Vigilance, trample

: Creatures you control get +1/+1 until end of turn.

You may cast Oakshade Stalker as though it had flash if you pay more to cast it.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

: Add one mana of any color.

, Exert Oasis Ritualist: Add two mana of any one color. (An exerted creature won't untap during your next untap step.)

At the beginning of each player's upkeep, that player chooses target player who controls more creatures than they do and is their opponent. The first player may reveal cards from the top of their library until they reveal a creature card. If the first player does, that player puts that card onto the battlefield and all other cards revealed this way into their graveyard.

Whenever Oath of the Ancient Wood or another enchantment enters the battlefield under your control, you may put a +1/+1 counter on target creature.

Face-down creature spells you cast cost less to cast.

: Turn Obscuring Aether face down. (It becomes a 2/2 creature.)

When Obsessive Skinner enters the battlefield, put a +1/+1 counter on target creature.

Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, put a +1/+1 counter on target creature.

At the beginning of combat on your turn, up to one target land you control becomes an X/X Elemental creature with trample and haste until end of turn, where X is Obuun's power. It's still a land.

Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on target creature.

Trample

Ochre Jelly enters the battlefield with X +1/+1 counters on it.

Split — When Ochre Jelly dies, if it had two or more +1/+1 counters on it, create a token that's a copy of it at the beginning of the next end step. The token enters the battlefield with half that many +1/+1 counters on it, rounded down.

Haste

Whenever a creature you control with haste attacks, create a tapped Treasure token.

Attacking creatures you control have deathtouch.

Whenever a creature you control deals combat damage to a player, draw a card.

When Oil-Gorger Troll enters the battlefield, you gain 3 life. Then if you control a permanent with an oil counter on it, draw a card.

Flying, trample

Whenever O-Kagachi, Vengeful Kami deals combat damage to a player, if that player attacked you during their last turn, exile target nonland permanent that player controls.

At the beginning of combat on your turn, Oko, the Ringleader becomes a copy of up to one target creature you control until end of turn, except he has hexproof.

+1: Draw two cards. If you've committed a crime this turn, discard a card. Otherwise, discard two cards.

−1: Create a 3/3 green Elk creature token.

−5: For each other nonland permanent you control, create a token that's a copy of that permanent.

+2: Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

+1: Target artifact or creature loses all abilities and becomes a green Elk creature with base power and toughness 3/3.

−5: Exchange control of target artifact or creature you control and target creature an opponent controls with power 3 or less.

When Ol' Buzzbark enters the battlefield, roll X six-sided dice onto the battlefield from a height of at least X inches. For each die, put a number of +1/+1 counters equal to the result on each creature you control that die is touching. For each die, Ol' Buzzbark deals damage equal to the result to each creature an opponent controls that die is touching.

Old Man Willow's power and toughness are each equal to the number of lands you control.

Whenever Old Man Willow attacks, you may sacrifice another creature or a token. When you do, target creature an opponent controls gets -2/-2 until end of turn.

When Old Rutstein enters the battlefield and at the beginning of your upkeep, mill a card. If a land card is milled this way, create a Treasure token. If a creature card is milled this way, create a 1/1 green Insect creature token. If a noncreature, nonland card is milled this way, create a Blood token.

When Old-Growth Dryads enters the battlefield, each opponent may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.

Flash

When Omen of the Hunt enters the battlefield, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

, Sacrifice Omen of the Hunt: Scry 2.

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

At the beginning of your precombat main phase, look at the top card of your library. You may reveal that card if it has three or more colored mana symbols in its mana cost. If you do, add three mana in any combination of its colors and put it into your hand. If you don't reveal it, put it into your hand.

You don't lose unspent green mana as steps and phases end.

Omnath, Locus of Mana gets +1/+1 for each unspent green mana you have.

When Omnath, Locus of the Roil enters the battlefield, it deals damage to any target equal to the number of Elementals you control.

Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on target Elemental you control. If you control eight or more lands, draw a card.

Whenever you draw your second card each turn, you may put a land card from your hand onto the battlefield tapped.

If this spell is the first spell you've cast this game, you may cast it without paying its mana cost.

Look at the top five cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Choose one —

• Create a 5/5 green Beast creature token.

• Create five 1/1 green Insect creature tokens.

Entwine (Choose both if you pay the entwine cost.)

Flash

Enchant creature you control

Whenever enchanted creature or another modified creature you control dies, create X 1/1 colorless Spirit creature tokens, where X is that creature's power. (Equipment, Auras you control, and counters are modifications.)

, Sacrifice a non-Ooze creature: Create an X/X green Ooze creature token, where X is the sacrificed creature's power. Activate only as a sorcery.

X can't be greater than the number of players in the game.

Reveal cards from the top of your library until you reveal X land cards. Put those land cards onto the battlefield tapped and the rest on the bottom of your library in a random order.

, : You gain X life.

: Oran-Rief Invoker gets +5/+5 and gains trample until end of turn.

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

Reach (This creature can block creatures with flying.)

When Oran-Rief Recluse enters the battlefield, if it was kicked, destroy target creature with flying.

Council's dilemma — When Orchard Elemental enters the battlefield, starting with you, each player votes for sprout or harvest. Put two +1/+1 counters on Orchard Elemental for each sprout vote. You gain 3 life for each harvest vote.

When Orchard Strider enters the battlefield, create two Food tokens. (They're artifacts with ", , Sacrifice this artifact: You gain 3 life.")

Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)