You have hexproof. (You can't be the target of spells or abilities your opponents control.)

Whenever an enchantment enters the battlefield under your control, create a 2/2 white Cat creature token. If that enchantment is an Aura, you may attach it to the token.

Enchant creature

Enchanted creature can't be blocked.

Whenever enchanted creature attacks, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Creatures you control have flying.

Creatures your opponents control lose flying and can't have or gain flying.

Shroud (This creature can't be the target of spells or abilities.)

Whenever you cast an enchantment spell, draw a card.

Artifact and enchantment spells your opponents cast cost {2} more to cast.

Sacrifice Aura of Silence: Destroy target artifact or enchantment.

Choose two --

• Destroy all artifacts.

• Destroy all enchantments.

• Destroy all creatures with mana value 3 or less.

• Destroy all creatures with mana value 4 or greater.

Azorius Chancery enters the battlefield tapped.

When Azorius Chancery enters the battlefield, return a land you control to its owner's hand.

{T}: Add {W}{U}.

When Banishing Light enters the battlefield, exile target nonland permanent an opponent controls until Banishing Light leaves the battlefield.

Enchant creature

Enchanted creature gets +2/+2 and has "Whenever this creature attacks, untap all lands you control."

Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Artifacts and creatures your opponents control enter the battlefield tapped.

Bountiful Promenade enters the battlefield tapped unless you have two or more opponents.

{T}: Add {G} or {W}.

Draw three cards, then put two cards from your hand on top of your library in any order.

({T}: Add {G} or {U}.)

As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {G} or {W}.)

Canopy Vista enters the battlefield tapped unless you control two or more basic lands.

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

Counter target spell.

Choose a permanent type. Return all cards of the chosen type from your graveyard to your hand.

Flashback {5}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Return target nonland permanent you don't control to its owner's hand.

Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

You may play an additional land on each of your turns.

Lands you control are every basic land type in addition to their other types.

Whenever one or more creatures attack, you may have target attacking creature gain double strike until end of turn.

Constellation -- Whenever Eidolon of Blossoms or another enchantment enters the battlefield under your control, draw a card.

{T}: Add {W}.

{W}, {T}: Prevent the next 2 damage that would be dealt to target legendary creature this turn.

Search your library for a creature card, reveal that card, put it into your hand, then shuffle.

Whenever you cast an enchantment spell, draw a card.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

You may have Estrid's Invocation enter the battlefield as a copy of an enchantment you control, except it has "At the beginning of your upkeep, you may exile this enchantment. If you do, return it to the battlefield under its owner's control."

+2: Untap each enchanted permanent you control.

-1: Create a white Aura enchantment token named Mask attached to another target permanent. The token has enchant permanent and totem armor.

-7: Mill seven cards. Return all non-Aura enchantment cards from your graveyard to the battlefield, then do the same for Aura cards.

Estrid, the Masked can be your commander.

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Enchant creature

Enchanted creature gets +1/+1 for each enchantment you control and has first strike.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Enchant land

Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Whenever a creature you control attacks alone, if it's the first combat phase of the turn, untap that creature. After this phase, there is an additional combat phase.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

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

Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island.

{T}: Add {W} or {U}.

{T}: Add {C}.

{1}{W}, {T}: Put target enchantment card from your graveyard on top of your library.

({T}: Add {W} or {U}.)

As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Indestructible

As long as your devotion to white is less than five, Heliod isn't a creature.

Whenever you gain life, put a +1/+1 counter on target creature or enchantment you control.

{1}{W}: Another target creature gains lifelink until end of turn.

Enchantment spells you cast cost {1} less to cast.

Whenever you cast an enchantment spell, you gain 1 life.

Permanents you control gain hexproof and indestructible until end of turn.

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island.

{T}: Add {G} or {U}.

Search your library for an enchantment card, reveal it, put it into your hand, then shuffle.

Enchant creature, land, or planeswalker

Enchanted permanent is a colorless land with "{T}: Add {C}" and loses all other card types and abilities.

({T}: Add {U}.)

({T}: Add {U}.)

Whenever a spell or ability an opponent controls destroys a noncreature permanent you control, you may destroy target permanent that opponent controls.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Krosan Verge enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Krosan Verge: Search your library for a Forest card and a Plains card, put them onto the battlefield tapped, then shuffle.

Creatures you control get +1/+1.

Whenever you tap a land for mana, add one mana of any type that land produced.

You may have Mirrormade enter the battlefield as a copy of any artifact or enchantment on the battlefield.

Constellation -- Whenever Nylea's Colossus or another enchantment enters the battlefield under your control, double target creature's power and toughness until end of turn.

When Oblivion Ring enters the battlefield, exile another target nonland permanent.

When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Enchant land

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

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W} or {U}.)

Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

When Prison Realm enters the battlefield, exile target creature or planeswalker an opponent controls until Prison Realm leaves the battlefield.

When Prison Realm enters the battlefield, scry 1.

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

You have no maximum hand size.

{T}: Add {C}.

Return all enchantment cards from your graveyard to the battlefield. (Auras with nothing to enchant remain in your graveyard.)

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

As Runed Halo enters the battlefield, choose a card name.

You have protection from the chosen card name. (You can't be targeted, dealt damage, or enchanted by anything with that name.)

Whenever you cast an enchantment spell, draw a card.

Sea of Clouds enters the battlefield tapped unless you have two or more opponents.

{T}: Add {W} or {U}.

Seaside Citadel enters the battlefield tapped.

{T}: Add {G}, {W}, or {U}.

Selesnya Sanctuary enters the battlefield tapped.

When Selesnya Sanctuary enters the battlefield, return a land you control to its owner's hand.

{T}: Add {G}{W}.

Constellation -- Whenever an enchantment enters the battlefield under your control, put a +1/+1 counter on Setessan Champion and draw a card.

Whenever you cast an enchantment spell, create a 4/4 white Angel creature token with flying.

Simic Growth Chamber enters the battlefield tapped.

When Simic Growth Chamber enters the battlefield, return a land you control to its owner's hand.

{T}: Add {G}{U}.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Add {C}{C}.

Enchant permanent

Enchanted permanent is a colorless Forest land.

Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.

Other enchantments you control have shroud. (They can't be the targets of spells or abilities.)

{1}, Sacrifice Sterling Grove: Search your library for an enchantment card, reveal it, then shuffle and put that card on top.

Vigilance

Whenever Sun Titan enters the battlefield or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.

Sunpetal Grove enters the battlefield tapped unless you control a Forest or a Plains.

{T}: Add {G} or {W}.

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

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

({T}: Add {G} or {W}.)

As Temple Garden enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Tuvasa the Sunlit gets +1/+1 for each enchantment you control.

Whenever you cast your first enchantment spell each turn, draw a card.

Enchant Forest

As Utopia Sprawl enters the battlefield, choose a color.

Whenever enchanted Forest is tapped for mana, its controller adds an additional one mana of the chosen color.

Enchant creature

{U}{U}: Enchanted creature phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before its controller untaps during their next untap step.)

Whenever you cast an enchantment spell, you may draw a card.

Constellation -- Whenever Whitewater Naiads or another enchantment enters the battlefield under your control, target creature can't be blocked this turn.

Enchant land

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

Destroy all creatures that aren't enchanted. They can't be regenerated.

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