Other Elves you control get +1/+1. {T}: Add {G}{G}{G}.

Hexproof Drove of Elves's power and toughness are each equal to the number of green permanents you control.

{T}: Until end of turn, target Forest becomes an X/X Treefolk creature in addition to its other types, where X is the number of Elves you control.

Other Elves you control get +1/+1. {4}{G}{G}, {T}: Search your library for a card named Elvish Clancaller, put it onto the battlefield, then shuffle.

Whenever one or more other Elves you control enter, create a 1/1 green Elf Warrior creature token. This ability triggers only once each turn. {5}{G}{G}: Elves you control get +2/+2 and gain deathtouch until end of turn.

Haldir enters with X +1/+1 counters on it. Vigilance {5}{G}: Until end of turn, other Elves you control gain vigilance and get +1/+1 for each +1/+1 counter on Haldir.

Trample Heedless One's power and toughness are each equal to the number of Elves on the battlefield.

Tap three untapped Elves you control: Add {G}{G}{G}.

Other Elves you control get +1/+1. {G}, {T}: Create a 1/1 green Elf Warrior creature token.

Jagged-Scar Archers's power and toughness are each equal to the number of Elves you control. {T}: This creature deals damage equal to its power to target creature with flying.

Level up {1}{G} ({1}{G}: Put a level counter on this. Level up only as a sorcery.) LEVEL 1-4 1/2 {T}: Add {G}{G}. LEVEL 5+ 1/4 Elves you control have "{T}: Add {G}{G}."

Other Elves you control get +1/+1. Whenever you cast an Elf spell, you may pay {G}. If you do, draw a card.

{G}, {T}, Discard a card: Create a 1/1 green Elf Druid creature token named Llanowar Elves. It has "{T}: Add {G}."

At the beginning of combat on your turn, you may pay {X}{X}. When you do, distribute X +1/+1 counters among any number of target Elves. Partner (You can have two commanders if both have partner.)

As this creature enters, choose a color. {T}: Add {G}. {T}: Add one mana of the chosen color.

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

{T}: Add X mana of any one color, where X is the number of Elves on the battlefield.