Overgrown Arch

Defender
{T}: You gain 1 life.
{2}, Sacrifice Overgrown Arch: Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Wall of Granite

Wall of Earth

Portcullis Vine

Defender (This creature can't attack.)
{2}, {T}, Sacrifice a creature with defender: Draw a card.

Overgrown Battlement

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

Wall of Vines

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

Wall of Mulch

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

Tahngarth, First Mate

Tahngarth, First Mate can't be blocked by more than one creature.
Whenever an opponent attacks with one or more creatures, if Tahngarth is tapped, you may have that opponent gain control of Tahngarth until end of combat. If you do, choose a player or planeswalker that opponent is attacking. Tahngarth is attacking that player or planeswalker.

Wall of Diffusion

Defender (This creature can't attack.)
Wall of Diffusion can block creatures with shadow as though Wall of Diffusion had shadow.

Wall of Stone

Wall of Roots

Defender
Put a -0/-1 counter on Wall of Roots: Add {G}. Activate only once each turn.

Saruli Caretaker

Defender
{T}, Tap an untapped creature you control: Add one mana of any color.

Wall of Ice

Wall of Blossoms

Defender
When Wall of Blossoms enters, draw a card.

Wall of Wood

Spear Spewer

Defender
{T}: Spear Spewer deals 1 damage to each player.