Elephant Resurgence

Each player creates a green Elephant creature token. Those creatures have "This token's power and toughness are each equal to the number of creature cards in its controller's graveyard."

Forgotten Harvest

At the beginning of your upkeep, you may exile a land card from your graveyard. If you do, put a +1/+1 counter on target creature.

Jolrael, Empress of Beasts

{2}{G}, {T}, Discard two cards: All lands target player controls become 3/3 creatures until end of turn. They're still lands.

Jolrael's Favor

Flash
Enchant creature
{1}{G}: Regenerate enchanted creature.

Living Terrain

Enchant land
Enchanted land is a 5/6 green Treefolk creature that's still a land.

Marsh Boa

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Mungha Wurm

You can't untap more than one land during your untap step.

Jeweled Spirit

Flying
Sacrifice two lands: This creature gains protection from artifacts or from the color of your choice until end of turn.

Pygmy Razorback

Rib Cage Spider

Reach (This creature can block creatures with flying.)

Root Cage

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

Silt Crawler

When this creature enters, tap all lands you control.

Snag

You may discard a Forest card rather than pay this spell's mana cost.
Prevent all combat damage that would be dealt by unblocked creatures this turn.

Spitting Spider

Reach (This creature can block creatures with flying.)
Sacrifice a land: This creature deals 1 damage to each creature with flying.

Spore Frog

Sacrifice this creature: Prevent all combat damage that would be dealt this turn.

Squirrel Wrangler

Squirrel

{1}{G}, Sacrifice a land: Create two 1/1 green Squirrel creature tokens.
{1}{G}, Sacrifice a land: Squirrel creatures get +1/+1 until end of turn.

Prophecy