Intrepid Stablemaster

Reach
{T}: Add {G}.
{T}: Add two mana of any one color. Spend this mana only to cast Mount or Vehicle spells.

Goobbue Gardener

Citanul Hierophants

Creatures you control have "{T}: Add {G}."

Circle of Dreams Druid

{T}: Add {G} for each creature you control.

Golden Hind

Forest

Orochi Sustainer

Aeve, Progenitor Ooze

Storm (When you cast this spell, copy it for each spell cast before it this turn. Copies become tokens.)
Aeve isn't legendary if it's a token.
Aeve enters with a +1/+1 counter on it for each other Ooze you control.

Copper Myr

Fyndhorn Elder

Gaea's Cradle

Llanowar Tribe

Greenweaver Druid

Yavimaya, Cradle of Growth

Each land is a Forest in addition to its other land types.

Elvish Mystic

Seedborn Muse

Untap all permanents you control during each other player's untap step.

Llanowar Elves

Llanowar Visionary

When this creature enters, draw a card.
{T}: Add {G}.

Priest of Titania

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

Collective Voyage

Join forces — Starting with you, each player may pay any amount of mana. Each player searches their library for up to X basic land cards, where X is the total amount of mana paid this way, puts them onto the battlefield tapped, then shuffles.

Druid of the Cowl

Birds of Paradise

Leaf Gilder

Jaheira, Friend of the Forest

Tokens you control have "{T}: Add {G}."
Choose a Background (You can have a Background as a second commander.)

March of the World Ooze

Creatures you control have base power and toughness 6/6 and are Oozes in addition to their other types.
Whenever an opponent casts a spell, if it's not their turn, you create a 3/3 green Elephant creature token.

Fanatic of Rhonas

{T}: Add {G}.
Ferocious — {T}: Add {G}{G}{G}{G}. Activate only if you control a creature with power 4 or greater.
Eternalize {2}{G}{G} ({2}{G}{G}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Snake Druid with no mana cost. Eternalize only as a sorcery.)

Fyndhorn Elves

Slime Against Humanity

Create a 0/0 green Ooze creature token with trample. Put X +1/+1 counters on it, where X is two plus the total number of cards you own in exile and in your graveyard that are Oozes or are named Slime Against Humanity.
A deck can have any number of cards named Slime Against Humanity.

Worldly Tutor

Search your library for a creature card, reveal it, then shuffle and put the card on top.

Leafkin Druid

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

Joraga Treespeaker

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}."