{T}: Add {C}. {1}, {T}: Add one mana of any color. {3}, {T}, Exile Abstergo Entertainment: Return up to one target historic card from your graveyard to your hand, then exile all graveyards. (Artifacts, legendaries, and Sagas are historic.)

{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.

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

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

({T}: Add {G}.)

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

({T}: Add {U}.)

{T}, Pay 1 life, Sacrifice this land: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

{T}: Add {U}. Channel — {3}{U}, Discard this card: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs {1} less to activate for each legendary creature you control.

This land enters tapped unless you have two or more opponents. {T}: Add {G} or {U}.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

As this land enters, you may reveal a Forest or Island card from your hand. If you don't, this land enters tapped. {T}: Add {G} or {U}.

{T}: Add {C}. {T}: Add {G} or {U}. This land deals 1 damage to you.

{T}: Untap target Forest.

Flying {T}: Add one mana of any color.

{T}: Add {C}.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a legendary spell, and that spell can't be countered.

{T}: Add {G}.

{T}: Add {G}.

{T}: Add {G}.

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

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

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.)

This creature gets +3/+0 as long as it has three or more oil counters on it. {T}: Add one mana of any color. Whenever this creature becomes tapped, exile target card from a graveyard and put an oil counter on this creature.

Genomic Enhancement — {T}: Add one mana of any color. If this mana is spent to cast a creature spell, that creature enters with an additional +1/+1 counter on it.

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

{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.)

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 one mana of any type that a land you control could produce. If this creature 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.)

This creature has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.) {T}: Add one mana of any color.

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

Defender, hexproof {T}: Add one mana of any color.

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.

Vigilance Whenever this creature enters or attacks, exile a card from a graveyard. Spells you cast cost {1} less to cast for each card type they share with cards exiled with this creature.

When this creature enters, you may draw cards equal to its power. If you do, discard two cards. Eternalize {5}{U}{U} ({5}{U}{U}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Snake Wizard with no mana cost. Eternalize only as a sorcery.)

You may look at the top card of your library any time. You may cast creature spells from the top of your library. {G}, {T}, Tap two untapped creatures you control: Reveal a card from your hand or the top card of your library. If you reveal a creature card this way, put it onto the battlefield. Activate only during your turn.

Flash When this creature enters, counter target spell. Its controller manifests dread. (That player looks at the top two cards of their library, then puts one onto the battlefield face down as a 2/2 creature and the other into their graveyard. If it's a creature card, it can be turned face up any time for its mana cost.)

{T}: Add {G}. When you spend this mana to cast a spell with mana value 6 or greater, draw a card. Partner (You can have two commanders if both have partner.)

Flash When this creature enters, counter target activated or triggered ability from an artifact or enchantment source. If a permanent's ability is countered this way, destroy that permanent. Foretell {G} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

{T}: Add two mana in any combination of colors. Spend this mana only to cast creature spells or activate abilities of creature sources. Whenever you cast a creature spell with power 5 or greater, put a +1/+1 counter on Gwenna and untap it.

Whenever this creature attacks, manifest dread. (Look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.) {1}{G}: Reveal target face-down permanent. If it's a creature card, you may turn it face up.

Flying, ward {1} When this creature enters, for each player, choose up to one other target artifact or creature that player controls. For as long as this creature remains on the battlefield, the chosen permanents become Treasure artifacts with "{T}, Sacrifice this artifact: Add one mana of any color" and lose all other abilities.

When this creature enters, you may discard one or more land cards. When you do, return up to that many target nonland permanent cards from your graveyard to your hand.

Flying Lieutenant — At the beginning of combat on your turn, if you control your commander, draw a card.

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

Flash Flying Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.) When you cycle this card, counter target activated or triggered ability you don't control.

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}.

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, when it enters, they draw a card.) Reach When this creature enters, if the gift was promised, destroy target artifact or enchantment an opponent controls.

Indestructible As long as your devotion to blue is less than five, Thassa isn't a creature. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.) At the beginning of your upkeep, scry 1. {1}{U}: Target creature you control can't be blocked this turn.

{1}, Sacrifice this creature: Destroy target artifact or enchantment.

Trample Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Flying, ward {2} Channel — {2}{G}, Discard this card: Return target card from your graveyard to your hand. Channel — {1}{U}, Discard this card: Return target creature to its owner's hand.

Trample, haste Delirium — Whenever this creature attacks, if there are four or more card types among cards in your graveyard, other attacking creatures get +4/+4 until end of turn.

Flying When this creature enters, you may have it fight target creature you don't control. Whenever a creature you control fights, put two +1/+1 counters on it at the beginning of the next end step.

This spell can't be countered. Trample, ward {4} Whenever Koma deals combat damage to a player, create four 3/3 blue Serpent creature tokens named Koma's Coil.

Flying, ward {3} Architect of Deception — When this creature enters, draw three cards.

Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) Channel — {2}{U}, Discard this card: Counter target spell or ability unless its controller pays {3}.

This spell can't be countered. You have no maximum hand size. Whenever an opponent casts a noncreature spell, draw a card. Discard three cards: Exile Nezahal. Return it to the battlefield tapped under its owner's control at the beginning of the next end step.

Hexproof As long as this creature is attacking, for each creature you control, you may have that creature assign its combat damage as though it weren't blocked.

Flying, trample Shroud (This creature can't be the target of spells or abilities.)

First strike, vigilance Menace, trample Reach, lifelink Ward—Pay 7 life.

Trample Whenever this creature or another creature you control enters, this creature fights up to one target creature you don't control.

Reach, trample When this creature enters, choose two — • Destroy target artifact or enchantment. • Target player gains 5 life. • Create a 4/4 green Rhino Warrior creature token. • Put a shield counter on a creature you control.

This spell can't be countered. Trample, ward {4}, haste Toxic 4 (Players dealt combat damage by this creature also get four poison counters.)

Trample Whenever this creature or another creature you control with power 4 or greater enters, you gain 3 life and draw a card. When this creature dies, if it's not a token, create a token that's a copy of it, except it's an artifact in addition to its other types.