Taunting Elf

All creatures able to block Taunting Elf do so.

Priest of Titania

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

Wirewood Symbiote

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

Overrun

Creatures you control get +3/+3 and gain trample until end of turn.

Wirewood Lodge

{T}: Add {C}.
{G}, {T}: Untap target Elf.

Wellwisher

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

Forest

Elvish Lyrist

{G}, {T}, Sacrifice Elvish Lyrist: Destroy target enchantment.

Wirewood Hivemaster

Whenever another nontoken Elf enters, you may create a 1/1 green Insect creature token.

Multani's Acolyte

Echo {G}{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.)
When Multani's Acolyte enters, draw a card.

Fyndhorn Elves

Voice of the Woods

Tap five untapped Elves you control: Create a 7/7 green Elemental creature token with trample.