Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.

Enchant land When Spreading Seas enters the battlefield, draw a card. Enchanted land is an Island.

When Thraben Inspector enters the battlefield, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell.

Counter target spell unless its controller pays {1}.

When Ranger-Captain of Eos enters the battlefield, you may search your library for a creature card with mana value 1 or less, reveal it, put it into your hand, then shuffle. Sacrifice Ranger-Captain of Eos: Your opponents can't cast noncreature spells this turn.

Emeria, the Sky Ruin enters the battlefield tapped. At the beginning of your upkeep, if you control seven or more Plains, you may return target creature card from your graveyard to the battlefield. {T}: Add {W}.

{T}: Add {C}. {2}, {T}, Sacrifice Field of Ruin: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

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

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

({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.

({T}: Add {W}.) Idyllic Grange enters the battlefield tapped unless you control three or more other Plains. When Idyllic Grange enters the battlefield untapped, put a +1/+1 counter on target creature you control.

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

({T}: Add {W}.)

({T}: Add {W} or {U}.) Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

Converge — Exile target nonland permanent if its mana value is less than or equal to the number of colors of mana spent to cast this spell.

When Skyclave Apparition enters the battlefield, exile up to one target nonland, nontoken permanent you don't control with mana value 4 or less. When Skyclave Apparition leaves the battlefield, the exiled card's owner creates an X/X blue Illusion creature token, where X is the mana value of the exiled card.

Flash Lifelink When Solitude enters the battlefield, exile up to one other target creature. That creature's controller gains life equal to its power. Evoke—Exile a white card from your hand.

When Charming Prince enters the battlefield, choose one — • Scry 2. • You gain 3 life. • Exile another target creature you own. Return it to the battlefield under your control at the beginning of the next end step.

Exile target creature you control, then return it to the battlefield under its owner's control. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

This spell can't be countered. Counter target noncreature spell.

As Meddling Mage enters the battlefield, choose a nonland card name. Spells with the chosen name can't be cast.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Protection from black and from red When Sanctifier en-Vec enters the battlefield, exile all cards that are black or red from all graveyards. If a black or red permanent, spell, or card not on the battlefield would be put into a graveyard, exile it instead.

When Soul-Guide Lantern enters the battlefield, exile target card from a graveyard. {T}, Sacrifice Soul-Guide Lantern: Exile each opponent's graveyard. {1}, {T}, Sacrifice Soul-Guide Lantern: Draw a card.