Wellwisher

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

Blue Elemental Blast

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

Timberwatch Elf

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

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.

Priest of Titania

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

Snakeskin Veil

Put a +1/+1 counter on target creature you control. It gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

Taunting Elf

All creatures able to block this creature do so.

Lys Alana Huntmaster

Whenever you cast an Elf spell, you may create a 1/1 green Elf Warrior creature token.

Copperhorn Scout

Whenever this creature attacks, untap each other creature you control.

Forest

Elvish Vanguard

Whenever another Elf enters, put a +1/+1 counter on this creature.

Nettle Sentinel

This creature doesn't untap during your untap step.
Whenever you cast a green spell, you may untap this creature.

Distant Melody

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

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.

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.)

Mana Leak

Counter target spell unless its controller pays {3}.

Island

Wilt

Destroy target artifact or enchantment.
Cycling {2} ({2}, Discard this card: Draw a card.)

Llanowar Elves

Coiling Oracle

When this creature enters, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

Quirion Ranger

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

Spidersilk Armor

Creatures you control get +0/+1 and have reach. (They can block creatures with flying.)