Reach {1}{G}{U}: Exile another target creature you control, then return it to the battlefield under its owner's control with a +1/+1 counter on it. Activate only as a sorcery.

Flying When this creature enters, exile up to one other target creature you control. Return it to the battlefield under its owner's control at the beginning of the next end step.

At the beginning of your upkeep, return another creature you control to its owner's hand. If you do, put a +1/+1 counter on this creature. Otherwise, you may return this creature to its owner's hand.

At the beginning of your upkeep, return a creature you control to its owner's hand.

Each other creature you control enters with a number of additional +1/+1 counters on it equal to Arwen's toughness.

This creature enters with a +1/+1 counter on it for each +1/+1 counter among other creatures you control. At the beginning of your upkeep, double the number of +1/+1 counters on this creature.

Reach, trample This creature enters with a +1/+1 counter on it for each other creature you control with a +1/+1 counter on it.

This creature enters with X +1/+1 counters on it. If one or more +1/+1 counters would be put on another creature you control, that many plus one +1/+1 counters are put on it instead. {T}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on another target creature you control.

When this enchantment enters, any number of target opponents each draw a card. Put an ingredient counter on this enchantment, then put an ingredient counter on it for each card drawn this way. Whenever you cast a creature spell, that creature enters with X additional +1/+1 counters on it, where X is the number of ingredient counters on this enchantment.

Reach (This creature can block creatures with flying.) 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.)

Graft 4 (This creature enters with four +1/+1 counters on it. Whenever another creature enters, you may move a +1/+1 counter from this creature onto it.) When this creature enters, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it. {2}: Move a +1/+1 counter from target creature you control onto this creature.

Trample When this creature enters, you may remove any number of +1/+1 counters from among creatures you control. If you do, put twice that many +1/+1 counters on this creature.

If one or more +1/+1 counters would be put on an artifact or creature you control, that many plus one +1/+1 counters are put on it instead. {1}{G}, {T}: Put a +1/+1 counter on target artifact or creature you control. Activate only as a sorcery. Cycling {2} ({2}, Discard this card: Draw a card.)

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.) Whenever this creature evolves, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it.

Flash (You may cast this spell any time you could cast an instant.) 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.)

When this creature enters, put a +1/+1 counter on target creature and you gain 1 life.

Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith. At the beginning of combat on your turn, if The Ozolith has counters on it, you may move all counters from The Ozolith onto target creature.

Whenever this creature or another creature you control leaves the battlefield without dying, put a +1/+1 counter on target creature you control.

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.) Synapse Creature — Other creatures you control have evolve.

Trample Whenever another Frog, Rabbit, Raccoon, or Squirrel you control enters, put a +1/+1 counter on this creature.

Graft 5 (This creature enters with five +1/+1 counters on it. Whenever another creature enters, you may move a +1/+1 counter from this creature onto it.) This creature can't attack or block.

When this creature enters, draw a card for each creature you control with a +1/+1 counter on it.

When Barrin enters, return up to one other target creature or planeswalker to its owner's hand. At the beginning of your end step, if a permanent was put into your hand from the battlefield this turn, draw a card.

When this creature enters, draw a card, then discard a card.

When this creature enters, you gain 2 life. When this creature leaves the battlefield, draw a card.

Whenever one or more other creatures you control leave the battlefield without dying, draw a card. {1}{U}, {T}: Return another target creature you control to its owner's hand.

Reach When this creature enters, tap up to one target creature and put three stun counters on it. If you control that creature, draw two cards.

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.) Whenever a +1/+1 counter is put on this creature, you may draw a card.

Whenever a creature you control enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.)

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.) Whenever an opponent casts a noncreature spell with mana value less than this creature's power, draw a card.

When this creature enters, draw a card.

Creatures with power less than this creature's power can't block creatures you control. Whenever another creature you control enters, put a +1/+1 counter on this creature.

This land enters tapped unless you control two or fewer other lands. {T}: Add {G} or {U}.

({T}: Add {G} or {U}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

({T}: Add {G}.)

This land enters tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

({T}: Add {U}.)

{T}: Add {C}. {T}: Add {U}. Spend this mana only to cast a creature spell. {U}, {T}: Surveil 2. Activate only if a Bird, Frog, Otter, or Rat entered the battlefield under your control this turn.

This land enters tapped. {T}: Add {G}. Graft 1 (This land enters with a +1/+1 counter on it. Whenever a creature enters, you may move a +1/+1 counter from this land onto it.)

{T}: Add {C}. {T}: Add {G}. Spend this mana only to cast a creature spell. {G}, {T}: Put a +1/+1 counter on each Frog, Rabbit, Raccoon, or Squirrel you control that entered the battlefield this turn.

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.)

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {G} or {U}.

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.

This land enters tapped. As it enters, choose a color other than green. {T}: Add {G} or one mana of the chosen color.

This land enters tapped. As it enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

This land enters tapped. As it enters, choose a color. {T}: Add one mana of the chosen color.

Whenever another permanent you control enters, each opponent mills a card.

Vigilance When this creature enters, choose one — • Target creature gets +2/+2 and gains vigilance until end of turn. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, prevent all combat damage that other creatures would deal this turn.

If this card is in your opening hand, you may begin the game with it on the battlefield. You may cast spells as though they had flash.

Ward {1} Other Frogs you control have ward {1}. When this creature enters, target creature you control can't be blocked this turn. Whenever that creature deals combat damage this turn, you may exile it. If you do, return it to the battlefield under its owner's control.

Graft 3 (This creature enters with three +1/+1 counters on it. Whenever another creature enters, you may move a +1/+1 counter from this creature onto it.) {2}: Target creature with a +1/+1 counter on it gains shroud until end of turn. (It can't be the target of spells or abilities.)

Flash Flying When this creature enters, target creature you control gains hexproof until end of turn.

Graft 2 (This creature enters with two +1/+1 counters on it. Whenever another creature enters, you may move a +1/+1 counter from this creature onto it.) {1}{G}: Regenerate target creature with a +1/+1 counter on it.

As this enchantment enters, choose a creature type. Creatures you control are the chosen type in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

Reach When this creature enters, reveal cards from the top of your library until you reveal a land card. Put that card onto the battlefield tapped and the rest on the bottom of your library in a random order.

Flying When this creature enters, untap up to two lands. Cycling {2} ({2}, Discard this card: Draw a card.)

When this creature enters, 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.

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.

As this artifact enters, choose a creature type. Creatures you control of the chosen type get +1/+1. {T}: Add one mana of any color.

Reach {T}: Add one mana of any color. {2}: This creature gains deathtouch until end of turn.

When this creature enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Whenever another creature you control enters, you gain 1 life.

When this creature enters, gain control of target permanent. At the beginning of your end step, if you control three or more permanents you don't own, draw three cards.

Affinity for Frogs (This spell costs {1} less to cast for each Frog you control.) Target creature you control deals damage equal to twice its power to target creature you don't control.

Until end of turn, each creature target player controls loses all abilities and becomes a blue Frog with base power and toughness 1/1.

Whenever another nontoken creature enters, you may pay {1}{G}. If you do, that creature's controller creates a token that's a copy of that creature.

Gift an Octopus (You may promise an opponent a gift as you cast this spell. If you do, when it enters, they create an 8/8 blue Octopus creature token.) At the beginning of each end step, create a token that's a copy of target creature token that entered the battlefield this turn.

Search your library for an artifact card, reveal it, put it into your hand, then shuffle.

Create X tokens that are copies of target creature you control, except they have "When this token enters, it fights up to one target creature you don't control."

When this creature enters, exile up to one target non-Salamander creature. That creature's controller creates a 4/3 blue Salamander Warrior creature token. Encore {4}{U}{U} ({4}{U}{U}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

When this creature enters, it fights up to one target creature you don't control. Enrage — Whenever this creature is dealt damage, it fights up to one target creature you don't control.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Whenever another creature you control enters, this creature gets +1/+0 until end of turn.

When this creature enters, put a +1/+1 counter on target creature.

Commander creatures you own have "When this creature enters or leaves the battlefield, draw a card."

Create a token that's a copy of target non-Frog creature, except it's a 1/1 green Frog. Flashback {3}{G}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Reach As long as you control ten or more lands, creatures you control get +2/+2. Whenever this creature or another creature you control with toughness greater than its power enters, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. Otherwise, put it into your hand.

When this enchantment enters, if you control a creature with power 4 or greater, draw a card. Creatures you control have trample. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.) Whenever a creature you control with power 4 or greater enters, draw a card.

Vigilance When this creature enters, you may search your library for an artifact card, reveal it, then shuffle. Put that card into your hand if you control an Assassin. Otherwise, put that card on top of your library.