Wellwisher

{T}: You gain 1 life for each Elf on the battlefield.

Masked Vandal

Changeling (This card is every creature type.)
When this creature enters, you may exile a creature card from your graveyard. If you do, exile target artifact or enchantment an opponent controls.

Forest

Quirion Ranger

Return a Forest you control to its owner's hand: Untap target creature. Activate only once each turn.

Jaspera Sentinel

Reach
{T}, Tap an untapped creature you control: Add one mana of any color.

Gleeful Sabotage

Destroy target artifact or enchantment.
Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)

Standard Bearer

While an opponent is choosing targets as part of casting a spell they control or activating an ability they control, that player must choose at least one Flagbearer on the battlefield if able.

Elvish Mystic

Birchlore Rangers

Tap two untapped Elves you control: Add one mana of any color.
Morph {G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Winding Way

Choose creature or land. Reveal the top four cards of your library. Put all cards of the chosen type revealed this way into your hand and the rest into your graveyard.

Hallow

Prevent all damage target spell would deal this turn. You gain life equal to the damage prevented this way.

Essence Warden

Whenever another creature enters, you gain 1 life.

Avenging Hunter

Trample
When this creature enters, you take the initiative.

Negate

Llanowar Elves

Timberwatch Elf

{T}: Target creature gets +X/+X until end of turn, where X is the number of Elves on the battlefield.

Scattershot Archer

{T}: This creature deals 1 damage to each creature with flying.

Lead the Stampede

Look at the top five cards of your library. You may reveal any number of creature cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.

Blue Elemental Blast

Choose one —
• Counter target red spell.
• Destroy target red permanent.

Fyndhorn Elves

Nyxborn Hydra

Bestow {X}{G}{G} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)
Reach, trample
This permanent enters with X +1/+1 counters on it.
Enchanted creature gets +1/+1 for each +1/+1 counter on this Aura and has reach and trample.

Priest of Titania

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

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.)

Vineshaper Prodigy

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.)
When this creature enters, if it was kicked, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.