Priest of Titania

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

Ezuri, Renegade Leader

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

Return an Elf you control to its owner's hand: Untap target creature. Activate only once each turn.

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

Whenever you cast an Elf spell, you may create a 1/1 green Elf Warrior creature token.

When Reclamation Sage enters, you may destroy target artifact or enchantment.

{T}: Add {C}.
{G}, {T}: Untap target Elf.

Whenever you cast a creature spell, draw a card.

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

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