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

Counter target spell.

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

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Untap all artifacts.

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

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

Changeling (This card is every creature type.)

Changeling Outcast can't block and can't be blocked.

As Choked Estuary enters the battlefield, you may reveal an Island or Swamp card from your hand. If you don't, Choked Estuary enters the battlefield tapped.

{T}: Add {U} or {B}.

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

Activated abilities of creatures can't be activated.

Return target nonland permanent you don't control to its owner's hand.

Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Search your library for a card, put that card into your hand, then shuffle.

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, add {B}{B}{B}.

Add {B}{B}{B}.

Darkslick Shores enters the battlefield tapped unless you control two or fewer other lands.

{T}: Add {U} or {B}.

{1}, {T}: Add {U}{B}.

Choose a card name. Exile the top six cards of your library, then reveal cards from the top of your library until you reveal a card with the chosen name. Put that card into your hand and exile all other cards revealed this way.

As an additional cost to cast this spell, sacrifice a creature.

Search your library for a card, put that card into your hand, then shuffle.

Dimir Infiltrator can't be blocked.

Transmute {1}{U}{B} ({1}{U}{B}, 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.)

({B/P} can be paid with either {B} or 2 life.)

Target creature gets -5/-5 until end of turn.

Counter target instant spell.

Search your library and graveyard for five cards and exile the rest. Put the chosen cards on top of your library in any order. You lose half your life, rounded up.

Draw three cards, then put two cards from your hand both on top of your library or both on the bottom of your library.

Choose one --

• Counter target spell with mana value less than or equal to the number of cards in its controller's graveyard.

• Destroy target creature with mana value less than or equal to the number of cards in its controller's graveyard.

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.

{T}: Add {U} or {B}.

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

Flying

When Faerie Seer enters the battlefield, scry 2.

Ninjutsu {2}{U}{B} ({2}{U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Fallen Shinobi deals combat damage to a player, that player exiles the top two cards of their library. Until end of turn, you may play those cards without paying their mana costs.

You may discard an Island card and another card rather than pay this spell's mana cost.

Counter target spell.

When Fourth Bridge Prowler enters the battlefield, you may have target creature get -1/-1 until end of turn.

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

Haste

{1}: Gingerbrute can't be blocked this turn except by creatures with haste.

{2}, {T}, Sacrifice Gingerbrute: You gain 3 life.

({U/P} can be paid with either {U} or 2 life.)

Look at target player's hand.

Draw a card.

Creature cards in graveyards and libraries can't enter the battlefield.

Players can't cast spells from graveyards or libraries.

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

Draw two cards.

Flying

Sacrifice Hope of Ghirapur: Until your next turn, target player who was dealt combat damage by Hope of Ghirapur this turn can't cast noncreature spells.

Ninjutsu {U}{B} ({U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever a Ninja you control deals combat damage to a player, draw a card.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

If you would draw a card while your library has no cards in it, you win the game instead.

+1: Target player mills two cards. Draw a card.

-8: Draw seven cards. Then if your library has no cards in it, you win the game.

Look at the top five cards of your library. As many times as you choose, you may pay 1 life, put those cards on the bottom of your library in any order, then look at the top five cards of your library. Then shuffle and put the last cards you looked at this way on top in any order.

If an opponent controls a Plains and you control a Swamp, you may cast this spell without paying its mana cost.

All creatures get -2/-2 until end of turn.

({U/P} can be paid with either {U} or 2 life.)

Counter target spell with mana value 1.

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.

Surveil 2, then choose an instant or sorcery card in your graveyard. You may cast it this turn. If that spell would be put into your graveyard, exile it instead. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Ninjutsu {2}{U} ({2}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Mist-Syndicate Naga deals combat damage to a player, create a token that's a copy of Mist-Syndicate Naga.

Ninjutsu {U} ({U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Mistblade Shinobi deals combat damage to a player, you may return target creature that player controls to its owner's hand.

Changeling (This card is every creature type.)

Tap an untapped creature you control: Mothdust Changeling gains flying until end of turn.

{T}: Add one mana of any color among legendary creatures and planeswalkers you control.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Destroy target creature.

({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.

This spell costs {2} less to cast if it targets a blue spell.

Counter target spell unless its controller pays {3}.

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

Ninjutsu {1}{U} ({1}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Ninja of the Deep Hours deals combat damage to a player, you may draw a card.

Flying

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.)

{T}: Add {U}. If you played a land this turn, add {B} instead.

When Sage of Epityr enters the battlefield, look at the top four cards of your library, then put them back in any order.

Choose two target players. Each of them searches their library for a card, then shuffles and puts that card on top.

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)

When Sidisi's Faithful exploits a creature, return target creature to its owner's hand.

Ninjutsu {B} ({B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Skullsnatcher deals combat damage to a player, exile up to two target cards from that player's graveyard.

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost.

Destroy target nonblack creature. It can't be regenerated.

Flash (You may cast this spell any time you could cast an instant.)

Flying

{3}{U}: Draw a card.

Counter target noncreature spell unless its controller pays {2}.

Counter target spell with mana value 2.

Flash

Flying

When Spellstutter Sprite enters the battlefield, counter target spell with mana value X or less, where X is the number of Faeries you control.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Cycling--Pay 2 life. (Pay 2 life, Discard this card: Draw a card.)

If an opponent controls a Forest and you control an Island, you may cast this spell without paying its mana cost.

Put target creature on top of its owner's library.

({T}: Add {U} or {B}.)

Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

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

{T}: Add {C}.

{T}: Add {U} or {B}. Activate only if you control a Swamp.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Take an extra turn after this one. Exile Temporal Trespass.

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

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.)

Target player mills two cards.

Draw a card.

{T}: Add {C}.

{T}: Add {U} or {B}. Underground River deals 1 damage to you.

Changeling (This card is every creature type.)

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

({T}: Add {U} or {B}.)

As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)

As long as Wingcrafter is paired with another creature, both creatures have flying.

Commander ninjutsu {U}{B} ({U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand or the command zone tapped and attacking.)

Whenever a Ninja you control deals combat damage to a player, reveal the top card of your library and put that card into your hand. Each opponent loses life equal to that card's mana value.