Rampant Growth

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Crystal Ball

{1}, {T}: Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Regrowth

Return target card from your graveyard to your hand.

Oakenform

Enchant creature
Enchanted creature gets +3/+3.

Forest

Verdant Force

At the beginning of each upkeep, create a 1/1 green Saproling creature token.

Grizzly Bears

Ambassador Oak

When Ambassador Oak enters, create a 1/1 green Elf Warrior creature token.

Centaur Courser

Elvish Visionary

When Elvish Visionary enters, draw a card.

Naturalize

Giant Spider

Reach (This creature can block creatures with flying.)

Elvish Mystic

Plummet

Borderland Ranger

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

Giant Growth

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

Arborback Stomper

Trample
When Arborback Stomper enters, you gain 5 life.

Overrun

Creatures you control get +3/+3 and gain trample until end of turn. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.)