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

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

{T}: Add one mana of any color that a land an opponent controls could produce.

Flying, trample You can't win the game and your opponents can't lose the game.

Flying Archfiend of the Dross enters the battlefield with four oil counters on it. At the beginning of your upkeep, remove an oil counter from Archfiend of the Dross. Then if it has no oil counters on it, you lose the game. Whenever a creature an opponent controls dies, its controller loses 2 life.

Flying Whenever Blim, Comedic Genius deals combat damage to a player, that player gains control of target permanent you control. Then each player loses life and discards cards equal to the number of permanents they control but don't own.

You can't cast permanent spells. {4}, {T}: Add {W}{U}{B}{R}{G}. When you cast your next spell this turn, exile cards from the top of your library until you exile an instant or sorcery card with lesser mana value. Until end of turn, you may cast that card without paying its mana cost. Put each other card exiled this way on the bottom of your library in a random order.

Flying At the beginning of your upkeep, sacrifice a creature other than Demonic Taskmaster.

Flying, trample When Eater of Days enters the battlefield, you skip your next two turns.

Non-Eye creatures you control can't attack. Evil Eye of Orms-by-Gore can't be blocked except by Walls.

Non-Eye creatures you control can't attack. Whenever Evil Eye of Urborg becomes blocked by a creature, destroy that creature.

You can't cast creature spells.

{T}: Draw two cards. Target opponent gains control of Humble Defector. Activate only during your turn.

Flying {2}{W/U}: Attacking creatures with flying get +1/+1 until end of turn. ({W/U} can be paid with either {W} or {U}.) Whenever three or more creatures you control with flying attack, each player gains control of a nonland permanent of your choice controlled by the player to their right.

Devoid (This card has no color.) Flying When Inverter of Truth enters the battlefield, exile all cards from your library face down, then shuffle all cards from your graveyard into your library.

At the beginning of your end step, target opponent gains control of up to one target creature you control. Put two +1/+1 counters on it and tap it. It's goaded for the rest of the game and it gains "This creature can't be sacrificed." (It attacks each combat if able and attacks a player other than you if able.) Whenever a creature you own but don't control attacks, you draw a card.

When Leveler enters the battlefield, exile all cards from your library.

Flying, defender As Pramikon, Sky Rampart enters the battlefield, choose left or right. Each player may attack only the nearest opponent in the chosen direction and planeswalkers controlled by that opponent.

Flying At the beginning of your upkeep, sacrifice an artifact other than Rust Elemental. If you can't, tap Rust Elemental and you lose 4 life.

Flying When Sky Swallower enters the battlefield, target opponent gains control of all other permanents you control.

You can't cast creature spells.

Trample Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.) At the beginning of your upkeep, all lands you control phase out. (They phase in before you untap during your next untap step.)

Vigilance, haste {T}: Target opponent whose turn it is puts target nonlegendary creature card from your graveyard onto the battlefield under their control. It gains haste. Goad it. At the beginning of the next end step, exile it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

The first spell you cast from anywhere other than your hand each turn has demonstrate. (When you cast that spell, you may copy it. If you do, choose an opponent to also copy it. A copy of a permanent spell becomes a token.) Whenever you copy a spell, put a +1/+1 counter on The Twelfth Doctor.

Flying Your maximum hand size is reduced by four.

{T}: Target opponent gains control of Yes Man, Personal Securitron. When they do, you draw two cards and put a quest counter on Yes Man. Activate only during your turn. Wild Card — When Yes Man leaves the battlefield, its owner creates a tapped 1/1 white Soldier creature token for each quest counter on it.

When Yukora, the Prisoner leaves the battlefield, sacrifice all non-Ogre creatures you control.

When Exchange of Words enters the battlefield, choose two target creatures. For as long as Exchange of Words remains on the battlefield, exchange the text boxes of those creatures.

If Leyline of Singularity is in your opening hand, you may begin the game with it on the battlefield. All nonland permanents are legendary.

Arcane Sanctum enters the battlefield tapped. {T}: Add {W}, {U}, or {B}.

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

Concealed Courtyard enters the battlefield tapped unless you control two or fewer other lands. {T}: Add {W} or {B}.

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

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

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add one mana of any color that a land an opponent controls could produce.

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

({T}: Add {G}.)

Frontier Bivouac enters the battlefield tapped. {T}: Add {G}, {U}, or {R}.

({T}: Add {U}.)

Jungle Shrine enters the battlefield tapped. {T}: Add {R}, {G}, or {W}.

{1}, {T}: Add {R}{G}.

({T}: Add {R}.)

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

({T}: Add {W}.)

Rockfall Vale enters the battlefield tapped unless you control two or more other lands. {T}: Add {R} or {G}.

Sandsteppe Citadel enters the battlefield tapped. {T}: Add {W}, {B}, or {G}.

Seaside Citadel enters the battlefield tapped. {T}: Add {G}, {W}, or {U}.

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

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

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

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

({T}: Add {B}.)

Thran Portal enters the battlefield tapped unless you control two or fewer other lands. As Thran Portal enters the battlefield, choose a basic land type. Thran Portal is the chosen type in addition to its other types. Mana abilities of Thran Portal cost an additional 1 life to activate.

Search your library for up to three creature cards, put them into your graveyard, then shuffle.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Search your library for two cards. Put one into your hand and the other into your graveyard. Then shuffle.

Exile target nonland permanent. Each player other than its controller creates a token that's a copy of it.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Exchange control of two target permanents that share a permanent type.