Defender

When Akroan Horse enters the battlefield, an opponent gains control of it.

At the beginning of your upkeep, each opponent creates a 1/1 white Soldier creature token.

Flying

Whenever Ancient Gold Dragon deals combat damage to a player, roll a d20. You create a number of 1/1 blue Faerie Dragon creature tokens with flying equal to the result.

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

At the beginning of your upkeep, put a muster counter on Assemble the Legion. Then create a 1/1 red and white Soldier creature token with haste for each muster counter on Assemble the Legion.

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

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

{T}: Add {C}.

{T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.

{T}: Target player gains control of target artifact, creature, or land you control.

Body of Knowledge's power and toughness are each equal to the number of cards in your hand.

You have no maximum hand size.

Whenever Body of Knowledge is dealt damage, draw that many cards.

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

{1}, {T}: Roll a d4 and create a number of Treasure tokens equal to the result. The player to your right gains control of Bucknard's Everfull Purse.

Enchant Mountain you control

When Chained to the Rocks enters the battlefield, exile target creature an opponent controls until Chained to the Rocks leaves the battlefield. (That creature returns under its owner's control.)

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Gain control of target spell that targets only a single permanent or player. Copy it, then reselect the targets at random for the spell and the copy. The new targets can't be you or a permanent you control.

At the beginning of your upkeep, Cinder Giant deals 2 damage to each other creature you control.

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

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

Sacrifice Commander's Sphere: Draw a card.

Whenever an artifact, creature, or enchantment enters the battlefield, its controller chooses target permanent another player controls that shares a card type with it. Exchange control of those permanents.

Counter target spell.

Whenever a creature attacks you or a planeswalker you control, it gets +2/+0 until end of turn.

{2}: Target player other than Crown of Doom's owner gains control of it. Activate only during your turn.

Choose any number of creatures target player controls. Choose the same number of creatures another target player controls. Those players exchange control of those creatures. (This effect lasts indefinitely.)

Inspired -- Whenever Daring Thief becomes untapped, you may exchange control of target nonland permanent you control and target permanent an opponent controls that shares a card type with it.

You have no maximum hand size.

{T}: Add one mana of any color.

When Delusions of Mediocrity enters the battlefield, you gain 10 life.

When Delusions of Mediocrity leaves the battlefield, you lose 10 life.

Flying

{T}: Exchange control of two target nonlegendary creatures. You can't activate this ability during combat.

{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 one mana of any color that a land an opponent controls could produce.

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

Whenever Goblin Cadets blocks or becomes blocked, target opponent gains control of it. (This removes Goblin Cadets from combat.)

Flying, haste

If a source would deal damage to you, it deals double that damage to you instead.

If a source would deal damage to Goldnight Castigator, it deals double that damage to Goldnight Castigator instead.

({T}: Add {W} or {U}.)

As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Target opponent gains control of target permanent you control.

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

Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Illusions of Grandeur enters the battlefield, you gain 20 life.

When Illusions of Grandeur leaves the battlefield, you lose 20 life.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

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

At the beginning of your upkeep, Jinxed Idol deals 2 damage to you.

Sacrifice a creature: Target opponent gains control of Jinxed Idol.

When Journey to Nowhere enters the battlefield, exile target creature.

When Journey to Nowhere leaves the battlefield, return the exiled card to the battlefield under its owner's control.

At the beginning of each opponent's end step, if that player controls more creatures than you, create a 1/1 white Soldier creature token.

At the beginning of each opponent's end step, if that player controls more lands than you, you may search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle.

Berzerker -- Khârn the Betrayer attacks or blocks each combat if able.

Sigil of Corruption -- When you lose control of Khârn the Betrayer, draw two cards.

The Betrayer -- If damage would be dealt to Khârn the Betrayer, prevent that damage and an opponent of your choice gains control of it.

{T}: Each player may draw a card, then each player who drew a card this way gains 1 life.

Flying

Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying.

Sacrifice a Spirit: Add {R}.

Exchange control of target artifact or creature and another target permanent that shares one of those types with it. (This effect lasts indefinitely.)

You can't cast more than one spell each turn.

Whenever you cast a spell, draw a card.

Exchange control of two target creatures controlled by different players. If you control neither creature, draw three cards.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Whenever you cast a noncreature spell, create a 1/1 white Monk creature token with prowess.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Hexproof

If a source would deal damage to you, prevent that damage and put an incarnation counter on Nine Lives.

When there are nine or more incarnation counters on Nine Lives, exile it.

When Nine Lives leaves the battlefield, you lose the game.

When Oblivion Ring enters the battlefield, exile another target nonland permanent.

When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

{T}: Add {U}.

Channel -- {3}{U}, Discard Otawara, Soaring City: 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.

Enchant player

At the beginning of enchanted player's first upkeep each turn, that player gets an additional upkeep step after this step.

Pendant of Prosperity enters the battlefield under the control of an opponent of your choice.

{2}, {T}: Draw a card, then you may put a land card from your hand onto the battlefield. Pendant of Prosperity's owner draws a card, then that player may put a land card from their hand onto the battlefield.

Whenever an opponent casts a spell, you may exchange control of Perplexing Chimera and that spell. If you do, you may choose new targets for the spell. (If the spell becomes a permanent, you control that permanent.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Exchange control of target land you control and target land an opponent controls. (This effect lasts indefinitely.)

({T}: Add {W} or {U}.)

Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

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.

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

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand.

Whenever you draw a card, each opponent loses 1 life.

At the beginning of your upkeep, you may exchange control of target nonland permanent you control and target nonland permanent an opponent controls with an equal or lesser mana value.

({T}: Add {U}, {R}, or {W}.)

Raugrin Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other controls until end of turn. Those creatures gain haste until end of turn.

You have no maximum hand size.

{T}: Add {C}.

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

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.

Sea of Clouds enters the battlefield tapped unless you have two or more opponents.

{T}: Add {W} or {U}.

When Share the Spoils enters the battlefield or an opponent loses the game, exile the top card of each player's library.

During each player's turn, that player may play a land or cast a spell from among cards exiled with Share the Spoils, and they may spend mana as though it were mana of any color to cast that spell. When they do, exile the top card of their library.

Exchange control of two target lands.

Splice onto Arcane {3}{U} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

{T}: Add {C}.

{T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

{T}: Add {R}.

Channel -- {3}{R}, Discard Sokenzan, Crucible of Defiance: Create two 1/1 colorless Spirit creature tokens. They gain haste until end of turn. This ability costs {1} less to activate for each legendary creature you control.

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

Spectator Seating enters the battlefield tapped unless you have two or more opponents.

{T}: Add {R} or {W}.

Prevent all combat damage that would be dealt to and dealt by creatures you control.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Exchange control of target noncreature spell and target creature. Then the spell's controller may choose new targets for it.

Exchange control of two target creatures.

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

You have no maximum hand size.

{T}: Add {C}.

Training Center enters the battlefield tapped unless you have two or more opponents.

{T}: Add {U} or {R}.

When Vedalken Plotter enters the battlefield, exchange control of target land you control and target land an opponent controls.

You have no maximum hand size.

At the beginning of your upkeep, you gain 1 life for each card in your hand.

When Wedding Ring enters the battlefield, if it was cast, target opponent creates a token that's a copy of it.

Whenever an opponent who controls an artifact named Wedding Ring draws a card during their turn, you draw a card.

Whenever an opponent who controls an artifact named Wedding Ring gains life during their turn, you gain that much life.

Enchant creature

Enchanted creature loses all abilities and is a green and white Citizen creature with base power and toughness 1/1 named Legitimate Businessperson. (It loses all other colors, card types, creature types, and names.)

Target opponent gains control of target creature. (If an attacking or blocking creature changes controllers, it's removed from combat.)

At the beginning of your upkeep, you gain X life and draw X cards, where X is the number of permanents you own that your opponents control.

{U}{R}{W}: Target opponent gains control of target permanent you control.