Forbidding Watchtower

Forbidding Watchtower enters tapped.
{T}: Add {W}.
{1}{W}: Forbidding Watchtower becomes a 1/5 white Soldier creature until end of turn. It's still a land.

Pendelhaven

{T}: Add {G}.
{T}: Target 1/1 creature gets +1/+2 until end of turn.

Kudzu

Enchant land
When enchanted land becomes tapped, destroy it. That land's controller may attach Kudzu to a land of their choice.

Thermokarst

Destroy target land. If that land was a snow land, you gain 1 life.

Plains

Yavimaya Hollow

{T}: Add {C}.
{G}, {T}: Regenerate target creature.

Priest of Titania

{T}: Add {G} for each Elf on the battlefield.

Elvish Piper

{G}, {T}: You may put a creature card from your hand onto the battlefield.

Winter's Grasp

Forest

Creeping Mold

Destroy target artifact, enchantment, or land.

Llanowar Elves

Armageddon

Silvos, Rogue Elemental

Trample
{G}: Regenerate Silvos, Rogue Elemental.

Thorn Elemental

You may have Thorn Elemental assign its combat damage as though it weren't blocked.

Wasteland

{T}: Add {C}.
{T}, Sacrifice Wasteland: Destroy target nonbasic land.

Skyshroud Elf

Savannah

Treetop Village

Treetop Village enters tapped.
{T}: Add {G}.
{1}{G}: Treetop Village becomes a 3/3 green Ape creature with trample until end of turn. It's still a land. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Argothian Wurm

Trample
When Argothian Wurm enters, any player may sacrifice a land. If a player does, put Argothian Wurm on top of its owner's library.

Serra Avatar

Serra Avatar's power and toughness are each equal to your life total.
When Serra Avatar is put into a graveyard from anywhere, shuffle it into its owner's library.