Psychic Membrane

Defender (This creature can't attack.)
Whenever this creature blocks, you may draw a card.

Selesnya Guildgate

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

Crude Rampart

Defender (This creature can't attack.)
Morph {4}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Wall of Souls

Defender (This creature can't attack.)
Whenever this creature is dealt combat damage, it deals that much damage to target opponent or planeswalker.

Swamp

Wall of Spears

Defender (This creature can't attack.)
First strike

Wall of Swords

Defender (This creature can't attack.)
Flying

Worldly Tutor

Search your library for a creature card, reveal it, then shuffle and put the card on top.

Wakestone Gargoyle

Defender, flying
{1}{W}: Creatures you control with defender can attack this turn as though they didn't have defender.

Rupture Spire

This land enters tapped.
When this land enters, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.

Primal Clay

As this creature enters, it becomes your choice of a 3/3 artifact creature, a 2/2 artifact creature with flying, or a 1/6 Wall artifact creature with defender in addition to its other types. (A creature with defender can't attack.)

Wall of Water

Defender (This creature can't attack.)
{U}: This creature gets +1/+0 until end of turn.

Bloodfell Caves

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {B} or {R}.

Azorius Guildgate

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

Battle Rampart

Defender
{T}: Target creature gains haste until end of turn.

Wall of Kelp

Defender (This creature can't attack.)
{U}{U}, {T}: Create a 0/1 blue Plant Wall creature token with defender named Kelp.

Wall of Blood

Defender (This creature can't attack.)
Pay 1 life: This creature gets +1/+1 until end of turn.

Karona, False God

Haste
At the beginning of each player's upkeep, that player untaps Karona and gains control of it.
Whenever Karona attacks, creatures of the creature type of your choice get +3/+3 until end of turn.

Blossoming Sands

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {G} or {W}.

Wall of Frost

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

Angelic Wall

Wall of Bone

Defender (This creature can't attack.)
{B}: Regenerate this creature. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Assault Formation

Each creature you control assigns combat damage equal to its toughness rather than its power.
{G}: Target creature with defender can attack this turn as though it didn't have defender.
{2}{G}: Creatures you control get +0/+1 until end of turn.

Dismal Backwater

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {U} or {B}.

Snow Fortress

Defender (This creature can't attack.)
{1}: This creature gets +1/+0 until end of turn.
{1}: This creature gets +0/+1 until end of turn.
{3}: This creature deals 1 damage to target creature without flying that's attacking you.

Testament of Faith

{X}: This enchantment becomes an X/X Wall creature with defender in addition to its other types until end of turn.

Forest

Wall of Omens

Defender
When this creature enters, draw a card.

Cathedral Membrane

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

Wall of Air

Defender, flying (This creature can't attack, and it can block creatures with flying.)

Terramorphic Expanse

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

Plains

Wall of Essence

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

Crenellated Wall

Defender (This creature can't attack.)
{T}: Target creature gets +0/+4 until end of turn.

Wall of Vines

Defender (This creature can't attack.)
Reach (This creature can block creatures with flying.)

Mistform Wall

This creature has defender as long as it's a Wall.
{1}: This creature becomes the creature type of your choice until end of turn.

Orzhov Guildgate

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

Wall of Glare

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

Mirror Wall

Defender (This creature can't attack.)
{W}: This creature can attack this turn as though it didn't have defender.

Doorkeeper

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

Chromatic Lantern

Lands you control have "{T}: Add one mana of any color."
{T}: Add one mana of any color.

Shifting Wall

Defender (This creature can't attack.)
This creature enters with X +1/+1 counters on it.

Rugged Highlands

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {R} or {G}.

Hover Barrier

Dazzling Ramparts

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

Increasing Ambition

Search your library for a card and put that card into your hand. If this spell was cast from a graveyard, instead search your library for two cards and put those cards into your hand. Then shuffle.
Flashback {7}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Overgrown Battlement

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

Fog Bank

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

Steel Wall

Perimeter Captain

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

Island

Wall of Fire

Defender (This creature can't attack.)
{R}: This creature gets +1/+0 until end of turn.

Mountain

Mnemonic Wall

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

Diabolic Tutor

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

Jungle Barrier

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

Swiftwater Cliffs

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {U} or {R}.

Scoured Barrens

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {W} or {B}.

Tower of Fortunes

Dimir Guildgate

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

Thornwood Falls

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {G} or {U}.

Wall of Dust

Defender (This creature can't attack.)
Whenever this creature blocks a creature, that creature can't attack during its controller's next turn.

Transguild Promenade

Wall of Faith

Defender (This creature can't attack.)
{W}: This creature gets +0/+1 until end of turn.

Phantasmal Abomination

Defender
When this creature becomes the target of a spell or ability, sacrifice it.

Pitchstone Wall

Defender (This creature can't attack.)
Whenever you discard a card, you may sacrifice this creature. If you do, return the discarded card from your graveyard to your hand.

Evolving Wilds

Gatecreeper Vine

Defender
When this creature enters, you may search your library for a basic land card or a Gate card, reveal it, put it into your hand, then shuffle.

Infested Roothold

Defender (This creature can't attack.)
Protection from artifacts
Whenever an opponent casts an artifact spell, you may create a 1/1 green Insect creature token.

Walking Wall

Defender
{3}: This creature gets +3/-1 until end of turn and can attack this turn as though it didn't have defender. Activate only once each turn.

Gruul Guildgate

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

Diabolic Revelation

Search your library for up to X cards, put those cards into your hand, then shuffle.

Tidal Wave

Create a 5/5 blue Wall creature token with defender. Sacrifice it at the beginning of the next end step.

Stalwart Shield-Bearers

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

Wall of Mulch

Defender (This creature can't attack.)
{G}, Sacrifice a Wall: Draw a card.

Guard Gomazoa

Defender, flying
Prevent all combat damage that would be dealt to Guard Gomazoa.

Wind-Scarred Crag

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {R} or {W}.

Vent Sentinel

Defender
{1}{R}, {T}: This creature deals damage to target player or planeswalker equal to the number of creatures you control with defender.

Prismatic Omen

Lands you control are every basic land type in addition to their other types.

Jungle Hollow

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {B} or {G}.

Jeskai Barricade

Flash (You may cast this spell any time you could cast an instant.)
Defender
When this creature enters, you may return another target creature you control to its owner's hand.

Tranquil Cove

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {W} or {U}.

Axebane Guardian

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