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

You may have Clever Impersonator enter the battlefield as a copy of any nonland permanent on the battlefield.

Create a token that's a copy of target creature you control, except the token has flying and it isn't legendary.

You may have Sakashima the Impostor enter the battlefield as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary in addition to its other types, and it has "{2}{U}{U}: Return this creature to its owner's hand at the beginning of the next end step."

Indestructible Equipped creature has indestructible. Equip {2}

Enchant creature Shroud (A permanent with shroud can't be the target of spells or abilities.) Enchanted creature has shroud.

Flash (You may cast this spell any time you could cast an instant.) Enchant creature Enchanted creature gets +1/+1. Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Enchant creature When enchanted creature dies, return that card to the battlefield under your control.

Trample, indestructible If Darksteel Colossus would be put into a graveyard from anywhere, reveal Darksteel Colossus and shuffle it into its owner's library instead.

Illusion creatures you control get +1/+1 and have hexproof. (They can't be the targets of spells or abilities your opponents control.)

Flying {1}, Return a land you control to its owner's hand: Create a 1/1 blue Illusion creature token with flying.

Whenever you cast an instant or sorcery spell, create a 1/1 blue Bird Illusion creature token with flying.

Creatures you control with power or toughness 1 or less can't be blocked.

Target player returns each commander they control from the battlefield to the command zone. Draw a card.

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

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

You may return two Islands you control to their owner's hand rather than pay this spell's mana cost. Draw two cards.

Shuffle a card from your hand into your library. If you do, draw two cards at the beginning of the next turn's upkeep.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Draw two cards.

Enchant creature When Nerd Rage enters the battlefield, draw two cards. Enchanted creature has "You have no maximum hand size" and "Whenever this creature attacks, if you have ten or more cards in hand, it gets +10/+10 until end of turn."

Draw two cards, then sacrifice a permanent.

Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

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 two cards.

Draw three cards. Then discard two cards unless you discard a basic land card.

Whenever you discard a card, exile that card from your graveyard. {2}, {T}: Draw a card, then discard a card. {4}, {T}, Sacrifice Bag of Holding: Return all cards exiled with Bag of Holding to their owner's hand.

Body of Knowledge's power and toughness are each equal to the number of cards in your hand. You have no maximum hand size. Whenever Body of Knowledge is dealt damage, draw that many cards.

Flying Whenever an opponent draws a card, you may draw two cards.

Flying Lieutenant — At the beginning of combat on your turn, if you control your commander, draw a card.

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}.

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

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

Partner with Pir, Imaginative Rascal (When this creature enters the battlefield, target player may put Pir into their hand from their library, then shuffle.) Whenever you draw a card, put a +1/+1 counter on Toothy, Imaginary Friend. When Toothy leaves the battlefield, draw a card for each +1/+1 counter on it.

Flying Vanishing 3 (This creature 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 Chronozoa dies, if it had no time counters on it, create two tokens that are copies of it.

Flying When Gossamer Phantasm becomes the target of a spell or ability, sacrifice it.

Flying When Illusionary Servant becomes the target of a spell or ability, sacrifice it.

Cast this spell only if you've cast another spell this turn. Flying

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

Flying Krovikan Mist's power and toughness are each equal to the number of Illusions on the battlefield.

Flying When Narcomoeba is put into your graveyard from your library, you may put it onto the battlefield.

Flying Whenever you draw a card, put a +1/+1 counter on Oneirophage.

When Phantasmal Bear becomes the target of a spell or ability, sacrifice it.

Flying When Phantasmal Dragon becomes the target of a spell or ability, sacrifice it.

As an additional cost to cast this spell, sacrifice a blue permanent. Counter target spell.

{T}: Add {C}. {T}, Sacrifice a creature: You gain 1 life.

({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}.

Remote Isle enters the battlefield tapped. {T}: Add {U}. Cycling {2} ({2}, Discard this card: Draw a card.)

{T}: Add {C}. {1}{U}, {T}: Return target Wizard you control to its owner's hand.

{T}: Add {C}. {2}, {T}, Sacrifice Roadside Reliquary: Draw a card if you control an artifact. Draw a card if you control an enchantment.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

({T}: Add {U}.)

Enchant creature Enchanted creature loses all abilities and is a blue Frog creature with base power and toughness 1/1. (It loses all other card types and creature types.)

Enchant creature Enchanted creature loses all abilities and is a blue Fish with base power and toughness 0/1.

Enchant creature, land, or planeswalker Enchanted permanent is a colorless land with "{T}: Add {C}" and loses all other card types and abilities.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Whenever an opponent casts a creature spell, Soul Barrier deals 2 damage to that player unless they pay {2}.

Flash Enchant artifact, creature, or planeswalker When Tamiyo's Compleation enters the battlefield, tap enchanted permanent. If it's an Equipment, unattach it. Enchanted permanent loses all abilities and doesn't untap during its controller's untap step.