Leyline of Singularity

Enchantment

If Leyline of Singularity is in your opening hand, you may begin the game with it on the battlefield.
All nonland permanents are legendary.

Mana Cache

Enchantment

At the beginning of each player's end step, put a charge counter on Mana Cache for each untapped land that player controls.
Remove a charge counter from Mana Cache: Add . Any player may activate this ability but only during their turn before the end step.

Mechanized Production

Enchantment — Aura

Enchant artifact you control
At the beginning of your upkeep, create a token that's a copy of enchanted artifact. Then if you control eight or more artifacts with the same name as one another, you win the game.

Mental Discipline

Enchantment

, Discard a card: Draw a card.

Mystic Redaction

Enchantment

At the beginning of your upkeep, scry 1.
Whenever you discard a card, each opponent mills two cards. (They put the top two cards of their library into their graveyard.)

Navigator's Ruin

Enchantment

Raid — At the beginning of your end step, if you attacked this turn, target opponent mills four cards.

Netherese Puzzle-Ward

Enchantment

Focus Beam — At the beginning of your upkeep, roll a d4. Scry X, where X is the result.
Perfect Illumination — Whenever you roll a die's highest natural result, draw a card.

Now I Know My ABC's

Enchantment

At the beginning of your upkeep, if you control permanents with names that include all twenty-six letters of the English alphabet, you win the game.

Nyxborn Seaguard

Enchantment Creature — Merfolk Soldier (2/5)

Oath of Jace

Legendary Enchantment

When Oath of Jace enters the battlefield, draw three cards, then discard two cards.
At the beginning of your upkeep, scry X, where X is the number of planeswalkers you control.

Parallel Thoughts

Enchantment

When Parallel Thoughts enters the battlefield, search your library for seven cards, exile them in a face-down pile, and shuffle that pile. Then shuffle your library.
If you would draw a card, you may instead put the top card of the pile you exiled into your hand.

Patient Rebuilding

Enchantment

At the beginning of your upkeep, target opponent mills three cards, then you draw a card for each land card put into their graveyard this way.

Psychic Corrosion

Enchantment

Whenever you draw a card, each opponent mills two cards.

Psychic Overload

Enchantment — Aura

Enchant permanent
When Psychic Overload enters the battlefield, tap enchanted permanent.
Enchanted permanent doesn't untap during its controller's untap step.
Enchanted permanent has "Discard two artifact cards: Untap this permanent."

Psychic Possession

Enchantment — Aura

Enchant opponent
Skip your draw step.
Whenever enchanted opponent draws a card, you may draw a card.

Puca's Mischief

Enchantment

At the beginning of your upkeep, you may exchange control of target nonland permanent you control and target nonland permanent an opponent controls with an equal or lesser mana value.

Reality Acid

Enchantment — Aura

Enchant permanent
Vanishing 3 (This Aura enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When Reality Acid leaves the battlefield, enchanted permanent's controller sacrifices it.

Recantation

Enchantment

At the beginning of your upkeep, you may put a verse counter on Recantation.
, Sacrifice Recantation: Return up to X target permanents to their owners' hands, where X is the number of verse counters on Recantation.

Rings a Bell

Enchantment

As Rings a Bell enters the battlefield, choose a word with four or more letters.
After you say the chosen word for the first time each turn, an opponent may ring or imitate a bell within five seconds. When no opponent does, draw a card.

Riptide Chimera

Enchantment Creature — Chimera (3/4)

Flying
At the beginning of your upkeep, return an enchantment you control to its owner's hand.