Whenever you cast a spell, you gain 1 life for each spell you've cast this turn. Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

{T}: Add three mana of any one color.

Equipped creature gets +1/+1 for each counter on it. Equipped permanent isn't a planeswalker and is a creature in addition to its other types. (Loyalty abilities can still be activated.) Equip planeswalker {1} Equip {3}

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)

Sky Diamond enters the battlefield tapped. {T}: Add {U}.

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

At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") {T}, Sacrifice three Clues: Search your library for a card, put that card into your hand, then shuffle.

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

Instant and sorcery spells you cast cost {1} less to cast. Whenever a spell or ability you control counters a spell, you may draw a card. If you do, discard a card.

Flying As an additional cost to cast blue permanent spells, you may pay 2 life. Those spells cost {U} less to cast if you paid life this way. This effect reduces only the amount of blue mana you pay. Whenever you cast a blue permanent spell, draw a card.

Defender, flying Prevent all combat damage that would be dealt to and dealt by Fog Bank.

{U}, {T}: Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Flying When Jace's Mindseeker enters the battlefield, target opponent mills five cards. You may cast an instant or sorcery spell from among them without paying its mana cost.

Flying Jace's Phantasm gets +4/+4 as long as an opponent has ten or more cards in their graveyard.

Whenever you draw a card, put a +1/+1 counter on Jace's Projection. {3}{U}: Put a loyalty counter on target Jace planeswalker.

As long as you control a Jace planeswalker, Jace's Sentinel gets +1/+0 and can't be blocked.

Flying When Mulldrifter enters the battlefield, draw two cards. Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

This spell can't be countered. You have no maximum hand size. Whenever an opponent casts a noncreature spell, draw a card. Discard three cards: Exile Nezahal, Primal Tide. Return it to the battlefield tapped under its owner's control at the beginning of the next end step.

Flying

You may have Spark Double enter the battlefield as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.

Flying Whenever Thrummingbird deals combat damage to a player, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Enchant creature When Castaway's Despair enters the battlefield, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step.

Whenever you draw a card, you may have target player mill a card.

Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

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.

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Choose one — • Counter target red spell. • Destroy target red permanent.

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

Counter target spell.

Untap all nonland permanents you control.

Draw two cards, then discard two cards. Untap up to three lands.

Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}.

Counter target blue spell. If it was a Jace planeswalker spell, scry 2.

Draw three cards.

Target creature gets -4/-0 until end of turn. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Counter target noncreature spell.

Counter target creature or planeswalker spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. Scry 1.

Castle Vantress enters the battlefield tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2.

If you control two or more other lands, Hall of Storm Giants enters the battlefield tapped. {T}: Add {U}. {5}{U}: Until end of turn, Hall of Storm Giants becomes a 7/7 blue Giant creature with ward {3}. It's still a land. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.)

({T}: Add {U}.)

Lonely Sandbar enters the battlefield tapped. {T}: Add {U}. Cycling {U} ({U}, Discard this card: Draw a card.)

({T}: Add {U}.) Mystic Sanctuary enters the battlefield tapped unless you control three or more other Islands. When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.

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

+2: Each player draws a card. −1: Target player draws a card. −10: Target player mills twenty cards.

Whenever you draw your second card each turn, put a +1/+1 counter on target creature you control. +1: Draw a card. −7: Creatures you control can't be blocked this turn.

+1: Until your next turn, whenever a creature an opponent controls attacks, it gets -1/-0 until end of turn. −2: Reveal the top three cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other on the bottom of your library in any order. −8: For each player, search that player's library for a nonland card and exile it, then that player shuffles. You may cast those cards without paying their mana costs.

+1: Whenever one or more creatures you control deal combat damage to a player this turn, draw a card, then discard a card. −2: Create a 2/2 blue Illusion creature token with "When this creature becomes the target of a spell, sacrifice it." −5: Create two tokens that are copies of Jace, Cunning Castaway, except they're not legendary.

+1: Draw a card. +1: Untap all creatures you control. −9: Gain control of up to three target creatures.

+1: Draw a card. Target player mills a card. 0: Target player mills ten cards. −7: Any number of target players each draw twenty cards.

Kicker {2} When Jace, Mirror Mage enters the battlefield, if Jace was kicked, create a token that's a copy of Jace, Mirror Mage, except it's not legendary and its starting loyalty is 1. +1: Scry 2. 0: Draw a card and reveal it. Remove a number of loyalty counters equal to that card's mana value from Jace, Mirror Mage.

+1: Look at the top two cards of your library. Put one of them into your graveyard. −3: Return another target nonland permanent to its owner's hand. −8: Each player shuffles their hand and graveyard into their library. You draw seven cards.

+2: Look at the top card of target player's library. You may put that card on the bottom of that player's library. 0: Draw three cards, then put two cards from your hand on top of your library in any order. −1: Return target creature to its owner's hand. −12: Exile all cards from target player's library, then that player shuffles their hand into their library.

Compleated ({U/P} can be paid with {U} or 2 life. If life was paid, this planeswalker enters with two fewer loyalty counters.) +1: Until your next turn, up to one target creature gets -3/-0. −2: Target player mills three cards. Then if a graveyard has twenty or more cards in it, you draw three cards. Otherwise, you draw a card. −X: Target player mills three times X cards.

+1: Scry 1, then draw a card. −2: Return target creature to its owner's hand. −8: You get an emblem with "Whenever an opponent casts their first spell each turn, counter that spell."

Casualty 2 (As you cast this spell, you may sacrifice a creature with power 2 or greater. When you do, copy this spell and you may choose a new target for the copy.) Target player mills half their library, rounded down.

Return up to two target creatures to their owner's hand. You may search your library and/or graveyard for a card named Jace, Arcane Strategist, reveal it, and put it into your hand. If you search your library this way, shuffle.

Draw two cards. If you control a Jace planeswalker, draw three cards instead.

Kicker {3}{U} Each opponent mills eight cards. If this spell was kicked, instead each opponent mills half their library, rounded up.

Reveal the top five cards of your library. Put up to two instant and/or sorcery cards from among them into your hand and the rest into your graveyard.

Counter target spell. Look at its controller's hand.

Flying Whenever a player casts their second spell each turn, Ledger Shredder connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

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

Flash When Snapcaster Mage enters the battlefield, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

When Thassa's Oracle enters the battlefield, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)