Elvish Mystic

Priest of Titania

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

Fyndhorn Elves

Timberwatch Elf

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

Dispel

Nettle Sentinel

Nettle Sentinel doesn't untap during your untap step.
Whenever you cast a green spell, you may untap Nettle Sentinel.

Vineshaper Prodigy

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.)
When Vineshaper Prodigy 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.

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.

Have

Forest

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.)

Wellwisher

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

Llanowar Elves

Tuktuk Rubblefort

Defender, reach
Creatures you control have haste.

Masked Vandal

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

Distant Melody

Choose a creature type. Draw a card for each permanent you control of that type.

Elvish Vanguard

Whenever another Elf enters, put a +1/+1 counter on Elvish Vanguard.

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.

Envelop

Jaspera Sentinel

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

Scattershot Archer

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

Spell Pierce

Counter target noncreature spell unless its controller pays {2}.

Blue Elemental Blast

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

Valakut Invoker

{8}: Valakut Invoker deals 3 damage to any target.

Quirion Ranger

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