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

You can't lose the game this turn and your opponents can't win the game this turn. Until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead.

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

Archway Commons enters the battlefield tapped.

When Archway Commons enters the battlefield, sacrifice it unless you pay {1}.

{T}: Add one mana of any color.

Creatures you control have hexproof. (They can't be the targets of spells or abilities your opponents control.)

{1}{G}: Regenerate target creature.

Creatures your opponents control enter the battlefield tapped.

Whenever a creature enters the battlefield under an opponent's control, you gain 1 life.

Azorius Guildgate enters the battlefield tapped.

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

{T}: Add {C}.

{2}, {T}: Add X mana of any one color, where X is the number of other Gates you control.

You gain 1 life for each creature on the battlefield. Prevent all combat damage that would be dealt this turn.

Citadel Gate enters the battlefield tapped.

As Citadel Gate enters the battlefield, choose a color other than white.

{T}: Add {W} or one mana of the chosen color.

Defender

{2}{W}, {T}: Tap target creature.

Domain -- Creatures can't attack you unless their controller pays {X} for each creature they control that's attacking you, where X is the number of basic land types among lands you control.

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

Buyback--Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.)

Prevent all combat damage that would be dealt this turn.

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.")

Choose one --

• Prevent all combat damage that would be dealt this turn.

• Regenerate target creature.

• Counter target spell that targets you.

Defender

{1}{W}, {T}: Tap target creature.

If damage would be dealt to you, put that many delay counters on Delaying Shield instead.

At the beginning of your upkeep, remove all delay counters from Delaying Shield. For each delay counter removed this way, you lose 1 life unless you pay {1}{W}.

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

Creatures don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player may choose any number of tapped nongreen creatures they control and pay {2} for each creature chosen this way. If the player does, untap those creatures.

Prevent all combat damage that would be dealt to you this turn. Populate. (Create a token that's a copy of a creature token you control.)

+2: Untap each enchanted permanent you control.

-1: Create a white Aura enchantment token named Mask attached to another target permanent. The token has enchant permanent and totem armor.

-7: Mill seven cards. Return all non-Aura enchantment cards from your graveyard to the battlefield, then do the same for Aura cards.

Estrid, the Masked can be your commander.

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

Prevent all combat damage that would be dealt this turn.

Defender, flying

Prevent all combat damage that would be dealt to and dealt by Fog Bank.

({T}: Add {G}.)

Artifacts, creatures, and lands your opponents control enter the battlefield tapped.

Gateway Plaza enters the battlefield tapped.

When Gateway Plaza enters the battlefield, sacrifice it unless you pay {1}.

{T}: Add one mana of any color.

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

Gates you control enter the battlefield untapped.

{T}: Add {C}.

{T}: Add one mana of any color that a Gate you control could produce.

{T}: Add {C}.

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

{1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Prevent all combat damage that would be dealt this turn.

Defender, flying

({T}: Add {U}.)

Search your library for up to X basic land cards, where X is the number of creatures attacking you, put those cards onto the battlefield tapped, then shuffle.

Prevent all combat damage that would be dealt this turn.

Flash (You may cast this spell any time you could cast an instant.)

Defender

When Jeskai Barricade enters the battlefield, you may return another target creature you control to its owner's hand.

Artifacts, creatures, and lands your opponents control enter the battlefield tapped.

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

You have hexproof. (You can't be the target of spells or abilities your opponents control.)

Defender (This creature can't attack.)

{1}: Regenerate Living Wall.

Manor Gate enters the battlefield tapped.

As Manor Gate enters the battlefield, choose a color other than green.

{T}: Add {G} or one mana of the chosen color.

Maze's End enters the battlefield tapped.

{T}: Add {C}.

{3}, {T}, Return Maze's End to its owner's hand: Search your library for a Gate card, put it onto the battlefield, then shuffle. If you control ten or more Gates with different names, you win the game.

Defender (This creature can't attack.)

Flying

Whenever Mindbender Spores blocks a creature, put four fungus counters on that creature. The creature gains "This creature doesn't untap during your untap step if it has a fungus counter on it" and "At the beginning of your upkeep, remove a fungus counter from this creature."

If an opponent cast three or more spells this turn, you may pay {0} rather than pay this spell's mana cost.

Exile any number of target spells.

Defender

When Mnemonic Wall enters the battlefield, you may return target instant or sorcery card from your graveyard to your hand.

Prevent all combat damage that would be dealt this turn.

Flashback {2}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

You have hexproof. (You can't be the target of spells or abilities your opponents control.)

If a creature would deal damage to you, prevent 1 of that damage.

Defender

{T}: Add {G} for each creature you control with defender.

Path of Ancestry enters the battlefield tapped.

{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Prevent all combat damage that would be dealt this turn.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

When Plaza of Harmony enters the battlefield, if you control two or more Gates, you gain 3 life.

{T}: Add {C}.

{T}: Add one mana of any type that a Gate you control could produce.

({G/W} can be paid with either {G} or {W}.)

Other permanents you control have hexproof. (They can't be the targets of spells or abilities your opponents control.)

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

{1}, Pay 1 life: Prevent all damage that would be dealt to you this turn by a source of your choice that shares a color with the mana spent on this activation cost. (Colorless mana prevents no damage.)

Defender (This creature can't attack.)

Whenever Psychic Membrane blocks, you may draw a card.

Put target face-up exiled card into its owner's graveyard.

Whenever you cast a noncreature spell, you may pay {1}. If you do, tap target creature an opponent controls and it doesn't untap during its controller's next untap step.

{T}: Add one mana of any type that a land you control could produce.

You have no maximum hand size.

{T}: Add {C}.

Prevent all combat damage that would be dealt this turn. You gain 1 life for each attacking creature.

As Runed Halo enters the battlefield, choose a card name.

You have protection from the chosen card name. (You can't be targeted, dealt damage, or enchanted by anything with that name.)

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.

Sea Gate enters the battlefield tapped.

As Sea Gate enters the battlefield, choose a color other than blue.

{T}: Add {U} or one mana of the chosen color.

Selesnya Guildgate enters the battlefield tapped.

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

Simic Guildgate enters the battlefield tapped.

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

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

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

If a green source would deal damage to you, prevent 2 of that damage.

If a black source would deal damage to you, prevent 2 of that damage.

If a red source would deal damage to you, prevent 2 of that damage.

If an artifact would deal damage to you, prevent 1 of that damage.

If a blue source would deal damage to you, prevent 2 of that damage.

Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.

If a white source would deal damage to you, prevent 2 of that damage.

Prevent all combat damage that would be dealt this turn.

Each attacking creature doesn't untap during its controller's next untap step.

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.

{T}: Add {C}{C}. Activate only if you control five or more lands.

All lands have indestructible.

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.

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

Counter target activated or triggered ability. If a permanent's ability is countered this way, activated abilities of that permanent can't be activated this turn. (Mana abilities can't be targeted.)

Defender, flying

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

Defender (This creature can't attack.)

Whenever Wall of Essence is dealt combat damage, you gain that much life.

Defender (This creature can't attack.)

{W}: Wall of Faith gets +0/+1 until end of turn.

Defender

Whenever Wall of Frost blocks a creature, that creature doesn't untap during its controller's next untap step.

Defender (This creature can't attack.)

Wall of Glare can block any number of creatures.

Defender (This creature can't attack.)

Whenever Wall of Hope is dealt damage, you gain that much life.

Defender (This creature can't attack.)

When Wall of Junk blocks, return it to its owner's hand at end of combat. (Return it only if it's on the battlefield.)

Defender (This creature can't attack.)

At end of combat, exile all creatures blocked by Wall of Nets.

When Wall of Nets leaves the battlefield, return all cards exiled with Wall of Nets to the battlefield under their owners' control.

Defender (This creature can't attack.)

Flying

At the beginning of each end step, if Wall of Resistance was dealt damage this turn, put a +0/+1 counter on it.

Defender (This creature can't attack.)

Whenever Wall of Tears blocks a creature, return that creature to its owner's hand at end of combat.

Defender (This creature can't attack.)

Prevent all damage that would be dealt to Wall of Vapor by creatures it's blocking.

Whenever a creature enters the battlefield, if you cast it from your hand, you may search your library for a creature card with the same total power and toughness, put it onto the battlefield, then shuffle.

When Witchbane Orb enters the battlefield, destroy all Curses attached to you.

You have hexproof. (You can't be the target of spells or abilities your opponents control, including Aura spells.)