Llanowar Elves

Priest of Titania

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

Culling Ritual

Destroy each nonland permanent with mana value 2 or less. Add {B} or {G} for each permanent destroyed this way.

Demonic Counsel

Search your library for a Demon card, reveal it, put it into your hand, then shuffle.
Delirium — If there are four or more card types among cards in your graveyard, instead search your library for any card, put it into your hand, then shuffle.

Elvish Mystic

Fyndhorn Elves

Bloom Tender

{T}: For each color among permanents you control, add one mana of that color.

Wild Growth

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional {G}.

Elvish Spirit Guide

Exile Elvish Spirit Guide from your hand: Add {G}.

Elves of Deep Shadow

{T}: Add {B}. Elves of Deep Shadow deals 1 damage to you.

Dark Ritual

Birds of Paradise

Arcane Signet

{T}: Add one mana of any color in your commander's color identity.