Each player discards all the cards in their hand, then draws that many cards minus one.

Whenever you discard a card, Feast of Sanity deals 1 damage to any target and you gain 1 life.

You have no maximum hand size. If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.

Flash Flying Whenever an opponent draws their second card each turn, you draw a card. {3}{U}: Each player draws a card.

Skulk (This creature can't be blocked by creatures with greater power.) At the beginning of your upkeep, you may discard all the cards in your hand. If you do, draw that many cards.

Draw a card. You may put a land card from your hand onto the battlefield.

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

{U}, {T}: Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

If you would draw a card while your library has no cards in it, you win the game instead. +1: Target player mills two cards. Draw a card. −8: Draw seven cards. Then if your library has no cards in it, you win the game.

At the beginning of each player's draw step, that player draws an additional card.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

Whenever you draw a card, put a loyalty counter on Teferi, Temporal Pilgrim. 0: Draw a card. −2: Create a 2/2 blue Spirit creature token with vigilance and "Whenever you draw a card, put a +1/+1 counter on this creature." −12: Target opponent chooses a permanent they control and returns it to its owner's hand. Then they shuffle each nonland permanent they control into its owner's library.

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

(Gain the next level as a sorcery to add its ability.) You have no maximum hand size. {2}{U}: Level 2 When this Class becomes level 2, draw two cards. {4}{U}: Level 3 Whenever you draw a card, put a +1/+1 counter on target creature you control.

Barren Moor enters the battlefield tapped. {T}: Add {B}. Cycling {B} ({B}, Discard this card: Draw a card.)

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

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

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

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

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

({T}: Add {U} or {B}.) Fetid Pools enters the battlefield tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {G}.)

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

({T}: Add {U}.)

Lonely Sandbar enters the battlefield tapped. {T}: Add {U}. Cycling {U} ({U}, Discard this card: Draw a card.)

{T}: Add {C}. {2}, {T}: Each player draws a card.

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

Morphic Pool enters the battlefield tapped unless you have two or more opponents. {T}: Add {U} or {B}.

({T}: Add {U}.) Mystic Sanctuary enters the battlefield tapped unless you control three or more other Islands. When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.

Opulent Palace enters the battlefield tapped. {T}: Add {B}, {G}, or {U}.

({T}: Add {B} or {G}.) As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Rejuvenating Springs enters the battlefield tapped unless you have two or more opponents. {T}: Add {G} or {U}.

You have no maximum hand size. {T}: Add {C}.

({T}: Add {U} or {B}.) Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

({T}: Add {B}.)

Tranquil Thicket enters the battlefield tapped. {T}: Add {G}. Cycling {G} ({G}, Discard this card: Draw a card.)

Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents. {T}: Add {B} or {G}.

Each land is a Swamp in addition to its other land types.

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

({T}: Add {U} or {B}.) As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Woodland Cemetery enters the battlefield tapped unless you control a Swamp or a Forest. {T}: Add {B} or {G}.

Each land is a Forest in addition to its other land types.

Flash Flying, trample Whenever you draw a card, you gain 1 life.

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.) As long as Deadeye Navigator is paired with another creature, each of those creatures has "{1}{U}: Exile this creature, then return it to the battlefield under your control."

Whenever you draw a card, each opponent mills two cards.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Flash Indestructible When Mithril Coat enters the battlefield, attach it to target legendary creature you control. Equipped creature has indestructible. Equip {3}

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

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

You may play two additional lands on each of your turns.

Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

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

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.

{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.

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

{T}: Add {C} for each card you've drawn this turn. Partner (You can have two commanders if both have partner.)

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

Untap all permanents you control during each other player's untap step.

Flying Discard a card: Add {B}.

{T}: Add {C}{C}.

{T}: Add {C}. {T}: Add {B} or {G}. Talisman of Resilience deals 1 damage to you.

You have no maximum hand size. {T}: Add {C}.

When Archaeomancer enters the battlefield, return target instant or sorcery card from your graveyard to your hand.

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep.

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

As an additional cost to cast this spell, discard a card or pay 3 life. Destroy target creature or planeswalker.

Counter target spell.

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Destroy target creature. Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.)

Buyback—Discard two cards. (You may discard two cards in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Counter target spell.

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

+2: Create a Food token. (It's an artifact with "{2}, {T}, 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.

Flash When Orcish Bowmasters enters the battlefield and whenever an opponent draws a card except the first one they draw in each of their draw steps, Orcish Bowmasters deals 1 damage to any target. Then amass Orcs 1.

Counter target spell unless its controller discards their hand. Transmute {1}{U}{B} ({1}{U}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Whenever you draw your second card each turn, create a 2/2 blue Drake creature token with flying. Whenever you draw your fifth card each turn, Alandra, Sky Dreamer and Drakes you control each get +X/+X until end of turn, where X is the number of cards in your hand.

Whenever you draw a card, put a +1/+1 counter on Chasm Skulker. When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)

Whenever you draw your second card each turn, create a 2/2 green Cat creature token. {4}{G}{G}: Until end of turn, creatures you control have base power and toughness X/X, where X is the number of cards in your hand.

Each opponent loses X life. You gain life equal to the life lost this way.

If you would gain life, you gain twice that much life instead. If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

Flying Whenever you cycle or discard another card, put a -1/-1 counter on each creature your opponents control. Cycling {2} ({2}, Discard this card: Draw a card.)

Whenever you discard a creature card, create a 2/2 black Zombie creature token. Whenever you discard a land card, add {B}{B}. Whenever you discard a noncreature, nonland card, draw a card.

Search your library for a card, put that card into your hand, then shuffle.

Skip your draw step. Whenever you play a card, draw a card. Your maximum hand size is two.

Skip your draw step. Whenever you play a card, draw a card. Your maximum hand size is two.

Return target card from your graveyard to your hand.