As Black Vise enters the battlefield, choose an opponent. At the beginning of the chosen player's upkeep, Black Vise deals X damage to that player, where X is the number of cards in their hand minus 4.

Whenever an opponent draws a card, Fate Unraveler deals 1 damage to that player.

Flying At the beginning of your upkeep, each opponent draws a card.

If a player would draw a card, instead they draw a card and reveal it. If it's a creature card, that player discards it unless they pay 3 life.

Whenever an opponent discards a card, Megrim deals 2 damage to that player.

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

Flying Whenever Dragon Mage deals combat damage to a player, each player discards their hand, then draws seven cards.

Draw cards equal to the number of cards in your library, then put a card from your hand on top of your library. You have no maximum hand size until your next turn.

Whenever an opponent casts a spell, that player draws seven cards.

Assist (Another player can pay up to {5} of this spell's cost.) Each player shuffles their hand and graveyard into their library, then draws seven cards. Exile Game Plan.

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

+2: Each player draws a card. −1: Target player draws a card. −10: Target player mills twenty cards.

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

{1}{R}, {T}, Sacrifice Magus of the Wheel: Each player discards their hand, then draws seven cards.

Join forces — Starting with you, each player may pay any amount of mana. Each player draws X cards, where X is the total amount of mana paid this way.

{X}{U}{R}, {T}: Nin, the Pain Artist deals X damage to target creature. That creature's controller draws X cards.

This spell can't be countered. Flying Whenever you draw a card, Niv-Mizzet, Parun deals 1 damage to any target. Whenever a player casts an instant or sorcery spell, you draw a card.

Flying Whenever you draw a card, Niv-Mizzet, the Firemind deals 1 damage to any target. {T}: Draw a card.

{T}: Put a charge counter on Otherworld Atlas. {T}: Each player draws a card for each charge counter on Otherworld Atlas.

Whenever a player draws a card, that player loses 2 life unless they pay {2}.

Each player draws X cards.

Each player discards their hand, then draws seven cards. Miracle {1}{R} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

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

At the beginning of each player's draw step, that player draws an additional card. Whenever a player draws a card, Spiteful Visions deals 1 damage to that player.

At the beginning of each player's draw step, that player puts the cards in their hand on the bottom of their library in any order, then draws that many cards.

{T}: Each player draws a card.

Each player shuffles their hand and graveyard into their library, then draws seven cards. Exile Time Reversal.

Suspend 4—{1}{R} (Rather than cast this card from your hand, pay {1}{R} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) Each player discards their hand, then draws seven cards.

When Whirlpool Warrior enters the battlefield, shuffle the cards from your hand into your library, then draw that many cards. {R}, Sacrifice Whirlpool Warrior: Each player shuffles the cards from their hand into their library, then draws that many cards.

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.

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

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

Crumbling Necropolis enters the battlefield tapped. {T}: Add {U}, {B}, or {R}.

Dismal Backwater enters the battlefield tapped. When Dismal Backwater enters the battlefield, you gain 1 life. {T}: Add {U} or {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.

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

{T}: Add one mana of any color. Whenever you tap Forbidden Orchard for mana, target opponent creates a 1/1 colorless Spirit creature token.

{T}: Add {C}. {T}: Each player gains control of all creatures they own.

({T}: Add {U}.)

Izzet Boilerworks enters the battlefield tapped. When Izzet Boilerworks enters the battlefield, return a land you control to its owner's hand. {T}: Add {U}{R}.

Izzet Guildgate enters the battlefield tapped. {T}: Add {U} or {R}.

Jwar Isle Refuge enters the battlefield tapped. When Jwar Isle Refuge enters the battlefield, you gain 1 life. {T}: Add {U} or {B}.

{T}, Pay 1 life: Add one mana of any color.

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

({T}: Add {R}.)

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Rakdos Carnarium enters the battlefield tapped. When Rakdos Carnarium enters the battlefield, return a land you control to its owner's hand. {T}: Add {B}{R}.

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

Rupture Spire enters the battlefield tapped. When Rupture Spire enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

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

({T}: Add {B}.)

Swiftwater Cliffs enters the battlefield tapped. When Swiftwater Cliffs enters the battlefield, you gain 1 life. {T}: Add {U} or {R}.

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

Transguild Promenade enters the battlefield tapped. When Transguild Promenade enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

Vivid Crag enters the battlefield tapped with two charge counters on it. {T}: Add {R}. {T}, Remove a charge counter from Vivid Crag: Add one mana of any color.

Vivid Creek enters the battlefield tapped with two charge counters on it. {T}: Add {U}. {T}, Remove a charge counter from Vivid Creek: Add one mana of any color.

Flying Whenever a creature an opponent controls dies, you may gain 3 life. Whenever an opponent discards a card, you may gain 3 life.

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

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 in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

Corrupted Grafstone enters the battlefield tapped. {T}: Choose a color of a card in your graveyard. Add one mana of that color.

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

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

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

Return target instant or sorcery card from your graveyard to your hand. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

Return all nonland permanents to their owners' hands. Miracle {1}{U} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Return all creatures to their owners' hands.

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.)

At the beginning of each player's end step, that player draws a card. If the player is your opponent and has four or more cards in hand, Fevered Visions deals 2 damage to that player.

At the beginning of each player's draw step, that player draws two additional cards.

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

Whenever you draw your second card each turn, each opponent loses 2 life and you gain 2 life. When Gixian Puppeteer dies, return another target creature card with mana value 3 or less from your graveyard to the battlefield.

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

Whenever an opponent draws a card, Ob Nixilis, the Hate-Twisted deals 1 damage to that player. −2: Destroy target creature. Its controller draws two cards.

Target player draws cards equal to half the number of cards in their library and loses half their life. Round up each time.

At the beginning of each player's upkeep, that player loses 2 life and draws two cards.