You may exile a blue card from your hand rather than pay this spell's mana cost. Change the target of target spell with a single target.

Imprint — When this artifact enters, you may exile an instant card with mana value 2 or less from your hand. {2}, {T}: You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.

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

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) This artifact enters with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge counter on this artifact.

{T}: Add one mana of any color that a land an opponent controls could produce.

{1}, {T}: Put a charge counter on this artifact. Note the type of mana spent to pay this activation cost. Activate only if there are no charge counters on this artifact. {T}, Remove a charge counter from this artifact: Add one mana of this artifact's last noted type.

{T}, Sacrifice this artifact: Add one mana of any color.

This artifact doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap this artifact. At the beginning of your draw step, if this artifact is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.

Equipped creature has "{T}: Add one mana of any color." Equip {1}

{T}: Add {C}. {1}, {T}: Add one mana of any color.

Counter target instant spell.

Counter target instant or sorcery spell unless its controller pays {1}. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Counter target spell unless its controller pays {3}.

Counter target spell. If that spell is countered this way, put it into its owner's hand instead of into that player's graveyard. Draw a card.

{U}, Sacrifice this artifact: Return target creature to its owner's hand. {1}, Sacrifice this artifact: Draw a card.

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep.

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land of their choice. If the player does, they may copy this spell and may choose a new target for that copy.

Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card.

Counter target spell.

Counter target spell. If the spell is countered this way, exile it with three time counters on it instead of putting it into its owner's graveyard. If it doesn't have suspend, it gains suspend. (At the beginning of its owner's upkeep, they remove a time counter. When the last is removed, they may play it without paying its mana cost. If it's a creature, it has haste.)

At the beginning of your upkeep, you may put a treasure counter on this enchantment. Sacrifice this enchantment: Gain control of target creature with power less than or equal to the number of treasure counters on this enchantment. (This effect lasts indefinitely.)

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

Counter target noncreature spell.

Destroy target creature. It can't be regenerated. Its controller reveals cards from the top of their library until they reveal a creature card. The player puts that card onto the battlefield, then shuffles all other cards revealed this way into their library.

{2}{U}, {T}: Put target creature on the bottom of its owner's library. That creature's controller reveals cards from the top of their library until they reveal a creature card. The player puts that card onto the battlefield and the rest on the bottom of their library in any order. Activate only as a sorcery.

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

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Cards in graveyards can't be the targets of spells or abilities. {4}, {T}: Exile this artifact and all cards from all graveyards. Draw a card.

Enchant enchantment You control enchanted enchantment.

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

Flying Whenever you cast a spell, return target permanent to its owner's hand.

{T}, Sacrifice this artifact: Exile target player's graveyard.

Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Target player draws X cards. Shuffle Blue Sun's Zenith into its owner's library.

{T}, Sacrifice this artifact: Put up to one target card from your graveyard on the bottom of your library. Draw a card.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Look at the top seven cards of your library. Put two of them into your hand and the rest on the bottom of your library in any order.

Each player shuffles their hand and graveyard into their library, then draws seven cards. Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

({U/P} can be paid with either {U} or 2 life.) Look at target player's hand. Draw a card.

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

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}.

Each opponent can't draw more than one card each turn. −2: Look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

This spell costs {2} less to cast if you control a Human creature and a non-Human creature. Draw two cards.

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Draw cards equal to the number of cards in target opponent's hand. 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.)

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

{1}: Look at the top three cards of your library, then put them back in any order. {T}: Draw a card, then put this artifact on top of its owner's library.

Whenever you cast an instant or sorcery spell, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

{T}, Sacrifice this artifact: Look at a card at random in target player's hand. You draw a card at the beginning of the next turn's upkeep.

Whenever a creature an opponent controls becomes tapped, if it isn't being declared as an attacker, you may draw a card. {4}{U}: Tap target creature without flying.

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

Nonbasic lands don't untap during their controllers' untap steps.

Activated abilities of artifacts your opponents control can't be activated. +1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value. −2: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile. Put that card into your hand.

As this artifact enters, choose a card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

As long as this artifact is untapped, players can't untap more than two permanents during their untap steps.

{T}: Add {C}. {3}, {T}: Draw a card. Activate only if you control a creature with power 4 or greater.

{T}: Add {C}. {2}, {T}, Sacrifice this land: Return target artifact card from your graveyard to your hand.

This land enters tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2.

{T}: Add {C}. {1}, {T}, Sacrifice this land: You may cast spells this turn as though they had flash.

At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life. {T}: Add {C}. {4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

({T}: Add {U}.)

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

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

Counter target instant or sorcery spell. Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

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

As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.

+1: Untap up to two target artifacts. −X: Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle. −5: Artifacts you control become artifact creatures with base power and toughness 5/5 until end of turn.