Naturalize

Giant Growth

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

Fyndhorn Elder

Gaea's Embrace

Enchant creature
Enchanted creature gets +3/+3 and has trample.
{G}: Regenerate enchanted creature.

Blanchwood Armor

Enchant creature
Enchanted creature gets +1/+1 for each Forest you control.

Loxodon Warhammer

Equipped creature gets +3/+0 and has trample and lifelink.
Equip {3}

Llanowar Elves

Priest of Titania

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

Fangren Firstborn

Whenever this creature attacks, put a +1/+1 counter on each attacking creature.

Copperhoof Vorrac

This creature gets +1/+1 for each untapped permanent your opponents control.

Shape of the Wiitigo

Enchant creature
When this Aura enters, put six +1/+1 counters on enchanted creature.
At the beginning of your upkeep, put a +1/+1 counter on enchanted creature if it attacked or blocked since your last upkeep. Otherwise, remove a +1/+1 counter from it.

Mask of Memory

Whenever equipped creature deals combat damage to a player, you may draw two cards. If you do, discard a card.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Brontotherium

Trample
Provoke (Whenever this creature attacks, you may have target creature defending player controls untap and block it if able.)

Rancor

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Eternal Witness

When this creature enters, you may return target card from your graveyard to your hand.

Emperor Crocodile

When you control no other creatures, sacrifice this creature.

Argothian Wurm

Trample
When this creature enters, any player may sacrifice a land of their choice. If a player does, put this creature on top of its owner's library.

Fangren Pathcutter

Whenever this creature attacks, attacking creatures gain trample until end of turn.

Predator's Strike

Target creature gets +3/+3 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Yavimaya Elder

When this creature dies, you may search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.
{2}, Sacrifice this creature: Draw a card.

Uktabi Wildcats

Uktabi Wildcats's power and toughness are each equal to the number of Forests you control.
{G}, Sacrifice a Forest: Regenerate this creature.