Lys Alana Informant

When this creature enters or dies, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Maralen, Fae Ascendant

Flying
Whenever Maralen or another Elf or Faerie you control enters, exile the top two cards of target opponent's library.
Once each turn, you may cast a spell with mana value less than or equal to the number of Elves and Faeries you control from among cards exiled with Maralen this turn without paying its mana cost.

Propaganda

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Summon: Shiva

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I, II — Heavenly Strike — Tap target creature an opponent controls. Put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)
III — Diamond Dust — Draw a card for each tapped creature your opponents control.

Hallowed Fountain

({T}: Add {W} or {U}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

Personify

Exile target creature you control, then return that card to the battlefield under its owner's control. Create a 1/1 colorless Shapeshifter creature token with changeling. (It's every creature type.)

Forest

Suburban Sanctuary

This land enters tapped.
{T}: Add {G} or {W}.
{4}, {T}: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Meditation Pools

This land enters tapped.
{T}: Add {G} or {U}.
{4}, {T}, Sacrifice this land: Draw a card.

Morcant's Eyes

At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
{4}{G}{G}, Sacrifice this enchantment: Create X 2/2 black and green Elf creature tokens, where X is the number of Elf cards in your graveyard. Activate only as a sorcery.

Midnight Guard

Whenever another creature enters, untap this creature.

Presence of Gond

Enchant creature
Enchanted creature has "{T}: Create a 1/1 green Elf Warrior creature token."

Prismatic Undercurrents

Vivid — When this enchantment enters, search your library for up to X basic land cards, where X is the number of colors among permanents you control. Reveal those cards, put them into your hand, then shuffle.
You may play an additional land on each of your turns.

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Abundant Countryside

{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell.
{6}, {T}: Create a 1/1 colorless Shapeshifter creature token with changeling. (It's every creature type.)

Season of Renewal

Choose one or both —
• Return target creature card from your graveyard to your hand.
• Return target enchantment card from your graveyard to your hand.

Blossombind

Enchant creature
When this Aura enters, tap enchanted creature.
Enchanted creature can't become untapped and can't have counters put on it.

Thriving Grove

This land enters tapped. As it enters, choose a color other than green.
{T}: Add {G} or one mana of the chosen color.

Virulent Emissary

Deathtouch
Whenever another creature you control enters, you gain 1 life.

Misty Rainforest

{T}, Pay 1 life, Sacrifice this land: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

Lys Alana Dignitary

As an additional cost to cast this spell, behold an Elf or pay {2}. (To behold an Elf, choose an Elf you control or reveal an Elf card from your hand.)
{T}: Add {G}{G}. Activate only if there is an Elf card in your graveyard.

Plains

Ultimecia, Temporal Threat

When Ultimecia enters, tap all creatures your opponents control.
Whenever a creature you control deals combat damage to a player, draw a card.

Morcant's Loyalist

Other Elves you control get +1/+1.
When this creature dies, return another target Elf card from your graveyard to your hand.

Observed Stasis

Flash
Enchant creature an opponent controls
When this Aura enters, remove enchanted creature from combat. Then draw a card for each tapped creature its controller controls.
Enchanted creature loses all abilities and can't attack or block.

Amazing Acrobatics

Choose one or both —
• Counter target spell.
• Tap one or two target creatures.

Sharlayan, Nation of Scholars

This land enters tapped.
{T}: Add {W} or {U}.

Vindicate

Spider-Sense

Web-slinging {U} (You may cast this spell for {U} if you also return a tapped creature you control to its owner's hand.)
Counter target instant spell, sorcery spell, or triggered ability.

Thought Vessel

You have no maximum hand size.
{T}: Add {C}.

Bloom Tender

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

Island

High Perfect Morcant

Whenever High Perfect Morcant or another Elf you control enters, each opponent blights 1. (They each put a -1/-1 counter on a creature they control.)
Tap three untapped Elves you control: Proliferate. Activate only as a sorcery. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)