Command Tower

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

Overgrown Battlement

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

Wall of Glare

Defender (This creature can't attack.)
Wall of Glare can block any number of creatures.

Spidersilk Armor

Creatures you control get +0/+1 and have reach. (They can block creatures with flying.)

Angelic Chorus

Whenever a creature you control enters, you gain life equal to its toughness.

Hivestone

Creatures you control are Slivers in addition to their other creature types.

Mechanized Production

Enchant artifact you control
At the beginning of your upkeep, create a token that's a copy of enchanted artifact. Then if you control eight or more artifacts with the same name as one another, you win the game.

Indestructibility

Enchant permanent
Enchanted permanent has indestructible. (Effects that say "destroy" don't destroy that permanent. A creature with indestructible can't be destroyed by damage.)

Wave of Reckoning

Each creature deals damage to itself equal to its power.

Shields of Velis Vel

Changeling (This card is every creature type.)
Creatures target player controls get +0/+1 and gain all creature types until end of turn.

Wall of Tears

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.

Wall of Resistance

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.

Island

Isochron Scepter

Imprint — When Isochron Scepter enters, you may exile an instant card with mana value 2 or less from your hand.
{2}, {T}: You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.

Dawn

Aftermath (Cast this spell only from your graveyard. Then exile it.)
Return all creature cards with power 2 or less from your graveyard to your hand.

Dusk

Destroy all creatures with power 3 or greater.

Dusk // Dawn

Perimeter Captain

Defender
Whenever a creature you control with defender blocks, you may gain 2 life.

Meekstone

Creatures with power 3 or greater don't untap during their controllers' untap steps.

Wall of Essence

Defender (This creature can't attack.)
Whenever Wall of Essence is dealt combat damage, you gain that much life.

Selesnya Sanctuary

Selesnya Sanctuary enters tapped.
When Selesnya Sanctuary enters, return a land you control to its owner's hand.
{T}: Add {G}{W}.

Fell the Mighty

Destroy all creatures with power greater than target creature's power.

Unbreakable Formation

Creatures you control gain indestructible until end of turn.
Addendum — If you cast this spell during your main phase, put a +1/+1 counter on each of those creatures and they gain vigilance until end of turn.

Oathsworn Giant

Vigilance
Other creatures you control get +0/+2 and have vigilance.

Standardize

Choose a creature type other than Wall. Each creature becomes that type until end of turn.

Azorius Chancery

Azorius Chancery enters tapped.
When Azorius Chancery enters, return a land you control to its owner's hand.
{T}: Add {W}{U}.

Tetsuko Umezawa, Fugitive

Creatures you control with power or toughness 1 or less can't be blocked.

Aurification

Whenever a creature deals damage to you, put a gold counter on it.
Each creature with a gold counter on it is a Wall in addition to its other creature types and has defender. (Those creatures can't attack.)
When Aurification leaves the battlefield, remove all gold counters from all creatures.

Dormant Sliver

All Sliver creatures have defender.
All Slivers have "When this permanent enters, draw a card."

Wall of Lost Thoughts

Defender (This creature can't attack.)
When Wall of Lost Thoughts enters, target player mills four cards. (They put the top four cards of their library into their graveyard.)

Wall of Blossoms

Defender
When Wall of Blossoms enters, draw a card.

Bar the Door

Creatures you control get +0/+4 until end of turn.

Wall of Stolen Identity

You may have Wall of Stolen Identity enter as a copy of any creature on the battlefield, except it's a Wall in addition to its other types and has defender. When you do, tap the copied creature and it doesn't untap during its controller's untap step for as long as you control Wall of Stolen Identity.

Pariah

Enchant creature
All damage that would be dealt to you is dealt to enchanted creature instead.

Wall of Frost

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

Eladamri's Call

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

Wall of Hope

Defender (This creature can't attack.)
Whenever Wall of Hope is dealt damage, you gain that much life.

Cathedral Membrane

({W/P} can be paid with either {W} or 2 life.)
Defender
When Cathedral Membrane dies during combat, it deals 6 damage to each creature it blocked this combat.

Serra's Blessing

Creatures you control have vigilance. (Attacking doesn't cause them to tap.)

Leyline of Vitality

If Leyline of Vitality is in your opening hand, you may begin the game with it on the battlefield.
Creatures you control get +0/+1.
Whenever a creature you control enters, you may gain 1 life.

Stalwart Shield-Bearers

Defender
Other creatures you control with defender get +0/+2.

Huatli, the Sun's Heart

Each creature you control assigns combat damage equal to its toughness rather than its power.
−3: You gain life equal to the greatest toughness among creatures you control.

Puca's Mischief

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

Soulherder

Whenever a creature is exiled from the battlefield, put a +1/+1 counter on Soulherder.
At the beginning of your end step, you may exile another target creature you control, then return that card to the battlefield under its owner's control.

Simic Growth Chamber

Simic Growth Chamber enters tapped.
When Simic Growth Chamber enters, return a land you control to its owner's hand.
{T}: Add {G}{U}.

Naturalize

Pariah's Shield

All damage that would be dealt to you is dealt to equipped creature instead.
Equip {3}

Vine Trellis

Defender (This creature can't attack.)
{T}: Add {G}.

Wall of Denial

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

Crystalline Sliver

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

Mnemonic Wall

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

Marble Titan

Sunscape Familiar

Defender (This creature can't attack.)
Green spells and blue spells you cast cost {1} less to cast.

Monastery Flock

Defender, flying
Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Jaddi Offshoot

Defender
Landfall — Whenever a land you control enters, you gain 1 life.

Plains

Reliquary Tower

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

Jungle Barrier

Defender (This creature can't attack.)
When Jungle Barrier enters, draw a card.

Seaside Citadel

Seaside Citadel enters tapped.
{T}: Add {G}, {W}, or {U}.

Xenograft

As Xenograft enters, choose a creature type.
Each creature you control is the chosen type in addition to its other types.

Arcades, the Strategist

Flying, vigilance
Whenever a creature you control with defender enters, draw a card.
Each creature you control with defender assigns combat damage equal to its toughness rather than its power and can attack as though it didn't have defender.

Brave the Sands

Creatures you control have vigilance.
Each creature you control can block an additional creature each combat.

Doorkeeper

Defender
{2}{U}, {T}: Target player mills X cards, where X is the number of creatures you control with defender.

Azorius Guildgate

This land enters tapped.
{T}: Add {W} or {U}.

Forest

Teyo, the Shieldmage

You have hexproof. (You can't be the target of spells or abilities your opponents control.)
−2: Create a 0/3 white Wall creature token with defender.

Wall of Omens

Defender
When Wall of Omens enters, draw a card.

Solidarity

Creatures you control get +0/+5 until end of turn.

Selesnya Guildgate

This land enters tapped.
{T}: Add {G} or {W}.

Drain Power

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

Meishin, the Mind Cage

All creatures get -X/-0, where X is the number of cards in your hand.

Rhystic Study

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

Crashing Drawbridge

Defender
{T}: Creatures you control gain haste until end of turn.

Axebane Guardian

Defender
{T}: Add X mana in any combination of colors, where X is the number of creatures you control with defender.

Simic Guildgate

This land enters tapped.
{T}: Add {G} or {U}.

Tower Defense

Creatures you control get +0/+5 and gain reach until end of turn.

Slaughter the Strong

Each player chooses any number of creatures they control with total power 4 or less, then sacrifices all other creatures they control.

Wall of Reverence

Defender, flying
At the beginning of your end step, you may gain life equal to the power of target creature you control.

Fog Bank

Defender (This creature can't attack.)
Flying
Prevent all combat damage that would be dealt to and dealt by this creature.

Artificial Evolution

Change the text of target spell or permanent by replacing all instances of one creature type with another. The new creature type can't be Wall. (This effect lasts indefinitely.)