Other Elf creatures you control get +1/+1. {T}: Add {G} for each Elf you control.

Whenever another creature enters the battlefield, you gain 1 life.

{G}: Regenerate another target Elf. {2}{G}{G}{G}: Elf creatures you control get +3/+3 and gain trample until end of turn.

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

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}: Jagged-Scar Archers deals damage equal to its power to target creature with flying.

Whenever another Elf enters the battlefield under your control, put a +1/+1 counter on Marwyn, the Nurturer. {T}: Add an amount of {G} equal to Marwyn's power.

If Nissa's Chosen would die, put it on the bottom of its owner's library instead.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) When Sylvan Messenger enters the battlefield, reveal the top four cards of your library. Put all Elf cards revealed this way into your hand and the rest on the bottom of your library in any order.

All creatures able to block Taunting Elf do so.

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

Creatures you control have hexproof. {1}{G}: Regenerate target creature. (The next time it would be destroyed, instead tap it, remove it from combat, and heal all damage on it.)