Elvish Mystic

Pendelhaven

{T}: Add {G}.
{T}: Target 1/1 creature gets +1/+2 until end of turn.

Forest

Lair of the Hydra

If you control two or more other lands, Lair of the Hydra enters tapped.
{T}: Add {G}.
{X}{G}: Until end of turn, Lair of the Hydra becomes an X/X green Hydra creature. It's still a land. X can't be 0.

Canopy Tactician

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

Gigantosaurus

Fyndhorn Elves

Llanowar Mentor

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

Elvish Archdruid

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

Llanowar Elves

Stonecoil Serpent

Reach, trample, protection from multicolored
Stonecoil Serpent enters with X +1/+1 counters on it.

Kalonian Behemoth

Shroud (This creature can't be the target of spells or abilities.)

Llanowar Tribe

Leafkin Druid

{T}: Add {G}. If you control four or more creatures, add {G}{G} instead.