Llanowar Elves

Leery Fogbeast

Whenever this creature becomes blocked, prevent all combat damage that would be dealt this turn.

Arbor Elf

Priest of Titania

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

Ulamog's Crusher

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents of their choice.)
This creature attacks each combat if able.

Harbinger of Spring

Protection from non-Spirit creatures
Soulshift 4 (When this creature dies, you may return target Spirit card with mana value 4 or less from your graveyard to your hand.)

Generous Ent

Reach
When this creature enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")
Forestcycling {1} ({1}, Discard this card: Search your library for a Forest card, reveal it, put it into your hand, then shuffle.)

Boulderbranch Golem

Prototype {3}{G} — 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)
When this creature enters, you gain life equal to its power.

Fyndhorn Elves

Mosstodon

{1}: Target creature with power 5 or greater gains trample until end of turn.

Imperiosaur

Spend only mana produced by basic lands to cast this spell.

Boreal Druid

Diligent Farmhand

{1}{G}, Sacrifice this creature: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
If this card is in a graveyard, effects from spells named Muscle Burst count it as a card named Muscle Burst.

Spore Frog

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

Forest

Hunted Wumpus

When this creature enters, each other player may put a creature card from their hand onto the battlefield.

Nightshade Dryad

Deathtouch
{T}: Add {C}.
{T}: Add one mana of any color.

Thundering Tanadon

({G/P} can be paid with either {G} or 2 life.)
Trample

Rhox Maulers

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Renown 2 (When this creature deals combat damage to a player, if it isn't renowned, put two +1/+1 counters on it and it becomes renowned.)

Nacatl Savage

Elvish Mystic

Krosan Vorine

Provoke (Whenever this creature attacks, you may have target creature defending player controls untap and block it if able.)
This creature can't be blocked by more than one creature.

Fierce Empath

When this creature enters, you may search your library for a creature card with mana value 6 or greater, reveal it, put it into your hand, then shuffle.

Bulette

At the beginning of your end step, if a creature died this turn, put a +1/+1 counter on this creature.

Prevent all combat damage that would be dealt this turn.

Devoted Druid

{T}: Add {G}.
Put a -1/-1 counter on this creature: Untap this creature.

Pouncing Jaguar

Echo {G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Sakura-Tribe Elder

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