Cultivate

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Dryad's Favor

Enchant creature
Enchanted creature has forestwalk. (It can't be blocked as long as defending player controls a Forest.)

Gaea's Revenge

This spell can't be countered.
Haste
Gaea's Revenge can't be the target of nongreen spells or abilities from nongreen sources.

Acidic Slime

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
When Acidic Slime enters, destroy target artifact, enchantment, or land.

Hornet Sting

Hornet Sting deals 1 damage to any target.

Naturalize

Spined Wurm

Yavimaya Wurm

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Protean Hydra

Protean Hydra enters with X +1/+1 counters on it.
If damage would be dealt to Protean Hydra, prevent that damage and remove that many +1/+1 counters from it.
Whenever a +1/+1 counter is removed from Protean Hydra, put two +1/+1 counters on it at the beginning of the next end step.

Garruk's Companion

Garruk's Packleader

Whenever another creature you control with power 3 or greater enters, you may draw a card.

Sacred Wolf

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Prized Unicorn

All creatures able to block Prized Unicorn do so.

Wall of Vines

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

Sylvan Ranger

When Sylvan Ranger enters, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Nature's Spiral

Return target permanent card from your graveyard to your hand.

Llanowar Elves

Giant Growth

Target creature gets +3/+3 until end of turn.

Overwhelming Stampede

Until end of turn, creatures you control gain trample and get +X/+X, where X is the greatest power among creatures you control.

Awakener Druid

When Awakener Druid enters, target Forest becomes a 4/5 green Treefolk creature for as long as Awakener Druid remains on the battlefield. It's still a land.

Back to Nature

Primal Cocoon

Enchant creature
At the beginning of your upkeep, put a +1/+1 counter on enchanted creature.
When enchanted creature attacks or blocks, sacrifice Primal Cocoon.

Giant Spider

Reach (This creature can block creatures with flying.)

Plummet

Duskdale Wurm

Forest

Runeclaw Bear

Greater Basilisk

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)