Collective Unconscious

Draw a card for each creature you control.

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.)

Forest

Maro

Maro's power and toughness are each equal to the number of cards in your hand.

Mercadian Bazaar

Mercadian Bazaar enters tapped.
{T}: Put a storage counter on Mercadian Bazaar.
{T}, Remove any number of storage counters from Mercadian Bazaar: Add {R} for each storage counter removed this way.

Thran Foundry

{1}, {T}, Exile Thran Foundry: Target player shuffles their graveyard into their library.

Spontaneous Generation

Create a 1/1 green Saproling creature token for each card in your hand.

Arc Lightning

Arc Lightning deals 3 damage divided as you choose among one, two, or three targets.

Skyshroud Sentinel

When Skyshroud Sentinel enters, you may search your library for up to three cards named Skyshroud Sentinel, reveal them, put them into your hand, then shuffle.

Howling Wolf

When Howling Wolf enters, you may search your library for up to three cards named Howling Wolf, reveal them, put them into your hand, then shuffle.

Repopulate

Shuffle all creature cards from target player's graveyard into that player's library.
Cycling {2} ({2}, Discard this card: Draw a card.)

Smoldering Crater

Smoldering Crater enters tapped.
{T}: Add {R}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Nesting Wurm

Trample
When Nesting Wurm enters, you may search your library for up to three cards named Nesting Wurm, reveal them, put them into your hand, then shuffle.

Earthquake

Earthquake deals X damage to each creature without flying and each player.

Mountain

Squallmonger

{2}: Squallmonger deals 1 damage to each creature with flying and each player. Any player may activate this ability.

Revive

Return target green card from your graveyard to your hand.

Rancor

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