You may look at the top card of your library any time.
You may play historic lands and cast historic spells from the top of your library.
: Add .

Change the text of target spell or permanent by replacing all instances of one color word with another or one basic land type with another until end of turn.
Draw a card.

Bestow
When this permanent becomes the target of a spell or ability, sacrifice it.
Enchanted creature gets +4/+4 and has "When this creature becomes the target of a spell or ability, sacrifice it."

Whenever you cycle a card, you may have this enchantment become a copy of another target permanent until your next turn, except it has this ability.

Devoid
: Add . Spend this mana only to cast a colorless spell, activate an ability of a colorless permanent, or pay a cost that contains .

Choose any number of creatures target player controls. Choose the same number of creatures another target player controls. Those players exchange control of those creatures. (This effect lasts indefinitely.)

Creatures your opponents control get -1/-0.

Enchant creature
Enchanted creature gets +3/+3.
When enchanted creature attacks or blocks, sacrifice this Aura at the beginning of the next cleanup step.

Flash
Flying
When this creature enters, secretly choose land or nonland. Seek two cards of the chosen kind.

Whenever a creature you control becomes blocked, you may return it to its owner's hand.

Kicker
When this creature enters, if it was kicked, return up to one other target creature to its owner's hand.

Whenever you cycle or discard a card, this creature gets +1/+0 until end of turn and can't be blocked this turn.

You may reveal an instant card you own from outside the game and put it into your hand. Exile Cunning Wish.

Surveil 2.
Draw a card.

This spell can't be countered.
Flying
When this creature enters, look at the top five cards of your library and separate them into a face-down pile and a face-up pile. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard.

Flying
Whenever you cycle or discard another card, scry 1.
Cycling

Enchant permanent
Enchanted permanent has hexproof.
When enchanted permanent leaves the battlefield, if it was historic, draw two cards. (Artifacts, legendaries, and Sagas are historic.)

Each player returns a creature they control to its owner's hand.

Whenever Curie deals combat damage to a player, draw cards equal to its base power.
, Exile another nontoken artifact creature you control: Curie becomes a copy of the exiled creature, except it has "Whenever this creature deals combat damage to a player, draw cards equal to its base power."

Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.

Flying
You have no maximum hand size.
Whenever a creature token you control deals combat damage to a player, draw a card.

: Add . Spend this mana only to cast an instant or sorcery spell.
At the beginning of your upkeep, if there are three or more instant and/or sorcery cards in your graveyard, transform this creature.

Enchant creature
Enchanted creature gets +1/+1 and has "Whenever this creature deals combat damage to a player, investigate."

Enchant creature
Enchanted creature gets +1/+1 and has "Whenever this creature deals combat damage to a player, you may draw a card."
At the beginning of your end step, if you didn't attack with a creature this turn, sacrifice this Aura.

Enchant player
Whenever enchanted player casts an instant or sorcery spell, each other player may copy that spell and may choose new targets for the copy they control.

Enchant player
Whenever a player attacks enchanted player with one or more creatures, that attacking player may tap or untap target permanent of their choice.

Enchant player
At the beginning of enchanted player's upkeep, any number of target players other than that player each draw cards equal to the number of Curses attached to that player.

Enchant player
At the beginning of enchanted player's upkeep, that player mills two cards.

Enchant player
At the beginning of enchanted player's upkeep, that player reveals cards from the top of their library until they reveal a creature card. Put that card onto the battlefield under your control. That player puts the rest of the revealed cards into their graveyard.