This land enters tapped. {T}: Add {W} or {B}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) {T}: Add {C}. {1}, {T}: Add one mana of any color.

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {U}{B}.

This land enters tapped. {T}: Add {U} or {B}.

({T}: Add {U} or {B}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {W} or {B}.

({T}: Add {U}.)

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {W} or {U}.

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {W}{B}.

This land enters tapped. {T}: Add {W} or {B}.

({T}: Add {W}.)

This land enters tapped. {T}: Add {U}. {3}{U}{B}{B}, {T}, Sacrifice this land: Mill four cards, then return a creature card from your graveyard to the battlefield tapped. (To mill a card, put the top card of your library into your graveyard.)

This land enters tapped. {T}: Add {U} or {B}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

This land enters tapped. {T}: Add {W} or {U}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

({T}: Add {B}.)

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

Enchant creature You control enchanted creature. Enchanted creature has base power and toughness 1/1, has deathtouch, and is an Assassin in addition to its other types.

Each player chooses up to two creatures they control, then sacrifices the rest. Then you create a tapped Treasure token for each creature your opponents control.

This spell costs {1} less to cast if it targets an attacking or tapped creature. Target creature's owner puts it on their choice of the top or bottom of their library.

This spell costs {2} less to cast if it targets an attacking creature. Return target creature to its owner's hand. Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Destroy target tapped creature. You gain 2 life.

Target creature gets -11/-11 until end of turn.

All creatures get -2/-2 until end of turn.

Return target nonland permanent with mana value X to its owner's hand. Draw a card.

When this creature enters, you may sacrifice another creature. When you do, destroy target nonland permanent.

Sandblast deals 5 damage to target attacking or blocking creature.

Flash Enchant artifact or creature When this Aura enters, tap enchanted permanent. Enchanted permanent loses all abilities and doesn't untap during its controller's untap step.

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

Choose one — • Counter target spell. • Tap up to two target creatures.

You may look at face-down creatures your opponents control any time. {2}, Sacrifice this artifact: Surveil 2, then draw a card. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Flash Flying During each opponent's end step, you may cast spells as though they had flash.

Counter target spell that targets a permanent you control.

Flying, deathtouch When this creature enters, draw a card.

Draw two cards. Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) Draw a card.

Target player draws two cards. Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When this enchantment enters, you draw a card and each opponent discards a card. Whenever you surveil, return this enchantment to its owner's hand.

{1}{U}, {T}: Draw a card, then discard a card.

When Eye of Vecna enters, you draw a card and you lose 2 life. At the beginning of your upkeep, you may pay {2}. If you do, you draw a card and you lose 2 life.

Flying Disguise {1}{U/B}{U/B} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) When this creature is turned face up, look at the top two cards of your library. Put one into your hand and the other into your graveyard.

{4}, {T}: Draw a card. For each mana in this ability's activation cost, you may tap an untapped creature you control rather than pay that mana. Activate only as a sorcery.

When this creature enters, if mana from a Treasure was spent to cast it, you draw a card and you lose 1 life.

When this creature enters, if you've cast two or more spells this turn, draw a card. Plot {3}{U} (You may pay {3}{U} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Whenever Marvo attacks, clash with defending player. (Each clashing player reveals the top card of their library, then puts that card on their choice of the top or bottom. A player wins if their card had a greater mana value.) Whenever you win a clash, draw a card. Then you may cast a spell from your hand with mana value 8 or less without paying its mana cost.

Whenever Mastermind Plum attacks, exile up to one target card from a graveyard. If an artifact card was exiled this way, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Whenever you cast a spell, if mana from a Treasure was spent to cast it, you draw a card and you lose 1 life.

Spree (Choose one or more additional costs.) + {1} — Until end of turn, target creature becomes a white Rabbit with base power and toughness 0/1. + {3} — Target player draws two cards.

Flying Disguise {1}{U} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) When this creature is turned face up, until end of turn, whenever a creature you control deals combat damage to a player, investigate.

Flying When this creature enters, draw two cards. Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

This spell costs {1} less to cast if you control an Otter. Draw two cards.

At the beginning of your upkeep, you draw a card and you lose 1 life.

Whenever this creature or another Detective you control enters and whenever a Detective you control is turned face up, you may draw a card. If you do, discard a card.

When this creature enters, draw a card.

This spell costs {1} less to cast if you've committed a crime this turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.) Draw two cards.

When this creature enters, draw a card, then scry 2.

Tap up to two target creatures. Those creatures don't untap during their controller's next untap step. Draw two cards, then discard a card.

{1}{U}, {T}: Draw a card, then discard a card.

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

Whenever you gain life, put a +1/+1 counter on this creature.

{1}, {T}: Add {U}{B}.

{1}, {T}: Add {W}{B}.

Mage Hand — {T}: Untap target permanent not named Clever Conjurer. Activate only as a sorcery.

Flying, vigilance Disguise {W/U}{W/U} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) When this creature is turned face up, you may tap or untap target creature.

When this creature enters, return up to one other target creature to its owner's hand. If you controlled it, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Choose up to one target artifact or creature card in your graveyard. You get {E}{E} (two energy counters). Then you may pay an amount of {E} equal to that card's mana value. If you do, return it from your graveyard to the battlefield. Cycling {2} ({2}, Discard this card: Draw a card.)