You can't play lands.

Sacrifice a land: Draw two cards. Activate only once each turn.

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.

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.

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.

Choose two --

• Destroy all artifacts.

• Destroy all enchantments.

• Destroy all creatures with mana value 3 or less.

• Destroy all creatures with mana value 4 or greater.

Azorius Chancery enters the battlefield tapped.

When Azorius Chancery enters the battlefield, return a land you control to its owner's hand.

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

Azorius Guildgate enters the battlefield tapped.

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

{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.

Double target player's life total. Shuffle Beacon of Immortality into its owner's library.

Boros Garrison enters the battlefield tapped.

When Boros Garrison enters the battlefield, return a land you control to its owner's hand.

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

Boros Guildgate enters the battlefield tapped.

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

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

When a player other than Bronze Bombshell's owner controls it, that player sacrifices it. If the player does, Bronze Bombshell deals 7 damage to the player.

Burning Oil deals 3 damage to target attacking or blocking creature.

Flashback {3}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{T}: Add {C}.

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

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains.

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

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

Sacrifice Commander's Sphere: Draw a card.

You may have Copy Enchantment enter the battlefield as a copy of any enchantment on the battlefield.

This spell can't be countered.

Counter target spell you don't control.

Overload {1}{U}{U}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

Counter target spell.

Enchant player

Whenever enchanted player is attacked, you draw a card. Each opponent attacking that player does the same.

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.")

Indestructible

{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.

{2}, {T}: You gain 5 life. Shuffle Elixir of Immortality and your graveyard into their owner's library.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Vigilance, lifelink

At the beginning of your upkeep, if you have 40 or more life, you win the game.

At the beginning of your upkeep, Form of the Dragon deals 5 damage to any target.

At the beginning of each end step, your life total becomes 5.

Creatures without flying can't attack you.

Enchant creature

When enchanted creature dies, return that card to the battlefield under its owner's control. Return Gift of Immortality to the battlefield attached to that creature at the beginning of the next end step.

Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island.

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

You can't cast creature spells.

({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.

All artifacts have shroud. (They can't be the targets of spells or abilities.)

{1}{W}{U}, {T}: Return target artifact or enchantment card from your graveyard to your hand.

Target opponent gains control of target permanent you control.

{T}: Add {C}.

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

Search your library for an enchantment card, reveal it, put it into your hand, then shuffle.

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.

Enchant creature, land, or planeswalker

Enchanted permanent is a colorless land with "{T}: Add {C}" and loses all other card types and abilities.

Untap all creatures and gain control of them until end of turn. They gain haste until end of turn.

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}.

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

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

{U}{R}{W}, {T}, Sacrifice Jeskai Banner: Draw a card.

Whenever a spell or ability an opponent controls destroys a noncreature permanent you control, you may destroy target permanent that opponent controls.

If Leyline of Anticipation is in your opening hand, you may begin the game with it on the battlefield.

You may cast spells as though they had flash.

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.

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

Equip {0}

{T}: Add {C}.

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

Mystic Monastery enters the battlefield tapped.

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

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Flying

Whenever Niv-Mizzet, Dracogenius deals damage to a player, you may draw a card.

{U}{R}: Niv-Mizzet, Dracogenius deals 1 damage to any target.

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.

At the beginning of your upkeep, each player may put two +1/+1 counters on a creature they control. If a player does, creatures that player controls can't attack you or planeswalkers you control until your next turn.

Enchant player

Creatures enchanted player controls lose all abilities and have base power and toughness 1/1.

Enchanted player can't activate abilities that aren't mana abilities or loyalty abilities.

({U/P} can be paid with either {U} or 2 life.)

You may have Phyrexian Metamorph enter the battlefield as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

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

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

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

If an instant or sorcery source you control would deal damage to a permanent or player, it deals that much damage plus 2 to that permanent or player instead.

At the beginning of each end step, discard your hand.

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}.

Counter target spell. Its controller can't cast spells this turn.

Kicker {5} (You may pay an additional {5} as you cast this spell.)

Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.

{T}: Add {C}.

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

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.

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

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

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

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

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

Players can't get counters.

Counters can't be put on artifacts, creatures, enchantments, or lands.

You have no maximum hand size.

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

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

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

You can't cast creature spells.

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain.

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

Swiftwater Cliffs enters the battlefield tapped.

When Swiftwater Cliffs enters the battlefield, you gain 1 life.

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

Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.)

Exile Teferi's Protection.

Temple of Enlightenment enters the battlefield tapped.

When Temple of Enlightenment enters the battlefield, scry 1.

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

Temple of Triumph enters the battlefield tapped.

When Temple of Triumph enters the battlefield, scry 1.

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

Put all creatures on the bottom of their owners' libraries.

Miracle {W} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Players can't activate planeswalkers' loyalty abilities.

At the beginning of your draw step, draw an additional card.

Spells you cast cost {1} less to cast.

Creatures you control get +1/+1.

Flying

Whenever you draw a card, create a 1/1 blue and red Insect creature token with flying and haste.

{2}{U}{R}: Draw a card, then discard a card.

When The Locust God dies, return it to its owner's hand at the beginning of the next end step.

Exile all nontoken permanents. Starting with you, each player chooses one of the exiled cards and puts it onto the battlefield tapped under their control. Repeat this process until all cards exiled this way have been chosen.

Cumulative upkeep--Exile the top card of your library. (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 a player doesn't pay Thought Lash's cumulative upkeep, that player exiles all cards from their library.

Exile the top card of your library: Prevent the next 1 damage that would be dealt to you this turn.

You have no maximum hand size.

{T}: Add {C}.

Tap up to three target creatures without flying.

Creatures entering the battlefield don't cause abilities to trigger.

Tranquil Cove enters the battlefield tapped.

When Tranquil Cove enters the battlefield, you gain 1 life.

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

You don't lose the game for having 0 or less life.

When you have 20 or more life, you lose the game.

Whenever you lose life, you gain 2 life for each 1 life you lost. (Damage dealt to you causes you to lose life.)

You have no maximum hand size.

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

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.

Vivid Meadow enters the battlefield tapped with two charge counters on it.

{T}: Add {W}.

{T}, Remove a charge counter from Vivid Meadow: Add one mana of any color.

Defender, flying

Shroud (This creature can't be the target of spells or abilities.)

Destroy target artifact.

Fuse (You may cast one or both halves of this card from your hand.)

---

Destroy target enchantment.

Fuse (You may cast one or both halves of this card from your hand.)

Wind-Scarred Crag enters the battlefield tapped.

When Wind-Scarred Crag enters the battlefield, you gain 1 life.

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

Destroy all creatures. They can't be regenerated.

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.