Beast Whisperer

Whenever you cast a creature spell, draw a card.

Have

Ashnod's Altar

Lys Alana Huntmaster

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

Imperious Perfect

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

Priest of Titania

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

Llanowar Tribe

Fauna Shaman

{G}, {T}, Discard a creature card: Search your library for a creature card, reveal it, put it into your hand, then shuffle.

Llanowar Elves

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.

Elvish Mystic

Wellwisher

{T}: You gain 1 life for each Elf on the battlefield.

Canopy Tactician

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

Essence Warden

Whenever another creature enters, you gain 1 life.

Llanowar Visionary

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

Myntasha, Honored One

As an additional cost to cast this spell, you may open a sealed Magic booster pack and put the cards on the bottom of your booster pile in a random order.
Spells you cast have booster cascade. (It's like cascade, but use your booster pile rather than your library.)

Galadhrim Ambush

Create X 1/1 green Elf Warrior creature tokens, where X is the number of attacking creatures.
Prevent all combat damage that would be dealt this turn by non-Elf creatures.

Boreal Druid

Leaf-Crowned Visionary

Other Elves you control get +1/+1.
Whenever you cast an Elf spell, you may pay {G}. If you do, draw a card.

Karametra's Acolyte

{T}: Add an amount of {G} equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.)

Marwyn, the Nurturer

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

Elvish Archdruid

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

Ring of Three Wishes

This artifact enters with three wish counters on it.
{5}, {T}, Remove a wish counter from this artifact: Search your library for a card, put that card into your hand, then shuffle.

Dwynen, Gilt-Leaf Daen

Reach (This creature can block creatures with flying.)
Other Elf creatures you control get +1/+1.
Whenever Dwynen attacks, you gain 1 life for each attacking Elf you control.

Wirewood Channeler

{T}: Add X mana of any one color, where X is the number of Elves on the battlefield.

Copperhorn Scout

Whenever this creature attacks, untap each other creature you control.

Ancient Stirrings

Look at the top five cards of your library. You may reveal a colorless card from among them and put it into your hand. Then put the rest on the bottom of your library in any order.