Return all attacking creatures to their owner's hand.
{5}{U}{U}
Alhammarret, High Arbiter
Legendary Creature - Sphinx
Flying
As Alhammarret, High Arbiter enters the battlefield, each opponent reveals their hand. You choose the name of a nonland card revealed this way.
Your opponents can't cast spells with the chosen name (as long as this creature is on the battlefield).
5 /
5
{4}{U}{U}
Arbiter of the Ideal
Creature - Sphinx
Flying
Inspired -- Whenever Arbiter of the Ideal becomes untapped, reveal the top card of your library. If it's an artifact, creature, or land card, you may put it onto the battlefield with a manifestation counter on it. That permanent is an enchantment in addition to its other types.
4 /
5
{2}{U}{U}
Argent Sphinx
Creature - Sphinx
Flying
Metalcraft -- {U}: Exile Argent Sphinx. Return it to the battlefield under your control at the beginning of the next end step. Activate only if you control three or more artifacts.
4 /
3
{3}{U}{U}{U}
Atemsis, All-Seeing
Legendary Creature - Sphinx
Flying
{2}{U}, {T}: Draw two cards, then discard a card.
Whenever Atemsis, All-Seeing deals damage to an opponent, you may reveal your hand. If cards with at least six different mana values are revealed this way, that player loses the game.
4 /
5
{4}{U}{U}{U}
Chancellor of the Spires
Creature - Phyrexian Sphinx
You may reveal this card from your opening hand. If you do, at the beginning of the first upkeep, each opponent mills seven cards.
Flying
When Chancellor of the Spires enters the battlefield, you may cast target instant or sorcery card from an opponent's graveyard without paying its mana cost.
5 /
7
{5}{U}
Citywatch Sphinx
Creature - Sphinx
Flying
When Citywatch Sphinx dies, 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.)
5 /
4
{4}{U}
Cloudreader Sphinx
Creature - Sphinx
Flying
When Cloudreader Sphinx enters the battlefield, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
3 /
4
{2}{U}{U}
Conundrum Sphinx
Creature - Sphinx
Flying
Whenever Conundrum Sphinx attacks, each player chooses a card name. Then each player reveals the top card of their library. If the card a player revealed has the name they chose, that player puts it into their hand. If it doesn't, that player puts it on the bottom of their library.
4 /
4
{2}{U}{U}
Curator of Mysteries
Creature - Sphinx
Flying
Whenever you cycle or discard another card, scry 1.
Cycling {U} ({U}, Discard this card: Draw a card.)
4 /
4
{4}{U}{U}
Dream Eater
Creature - Nightmare Sphinx
Flash
Flying
When Dream Eater enters the battlefield, surveil 4. When you do, you may return target nonland permanent an opponent controls to its owner's hand. (To surveil 4, look at the top four cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
4 /
3
{1}{U}
Favorable Winds
Enchantment
Creatures you control with flying get +1/+1.
{3}{U}{U}
Glyph Keeper
Creature - Sphinx
Flying
Whenever Glyph Keeper becomes the target of a spell or ability for the first time each turn, counter that spell or ability.
Embalm {5}{U}{U} ({5}{U}{U}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Sphinx with no mana cost. Embalm only as a sorcery.)
5 /
3
{3}{U}{U}
Guardian of Tazeem
Creature - Sphinx
Flying
Landfall -- Whenever a land enters the battlefield under your control, tap target creature an opponent controls. If that land is an Island, that creature doesn't untap during its controller's next untap step.
4 /
5
{3}
Heraldic Banner
Artifact
As Heraldic Banner enters the battlefield, choose a color.
Creatures you control of the chosen color get +1/+0.
{T}: Add one mana of the chosen color.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{4}{U}
Jwar Isle Avenger
Creature - Sphinx
Surge {2}{U} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)
Flying
3 /
3
{3}
Kefnet's Monument
Legendary Artifact
Blue creature spells you cast cost {1} less to cast.
Whenever you cast a creature spell, target creature an opponent controls doesn't untap during its controller's next untap step.
--
Lonely Sandbar
Land
Lonely Sandbar enters the battlefield tapped.
{T}: Add {U}.
Cycling {U} ({U}, Discard this card: Draw a card.)
{3}{U}{U}
Master of Predicaments
Creature - Sphinx
Flying
Whenever Master of Predicaments deals combat damage to a player, choose a card in your hand. That player guesses whether the card's mana value is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost.
4 /
4
{2}{U}
Midnight Clock
Artifact
{T}: Add {U}.
{2}{U}: Put an hour counter on Midnight Clock.
At the beginning of each upkeep, put an hour counter on Midnight Clock.
When the twelfth hour counter is put on Midnight Clock, shuffle your hand and graveyard into your library, then draw seven cards. Exile Midnight Clock.
{2}
Mind Stone
Artifact
{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.
--
Mystic Sanctuary
Land - Island
({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.
{1}{U}
Negate
Instant
Counter target noncreature spell.
{3}{U}{U}
Prognostic Sphinx
Creature - Sphinx
Flying
Discard a card: Prognostic Sphinx gains hexproof until end of turn. Tap it.
Whenever Prognostic Sphinx attacks, scry 3.
3 /
5
{2}{U}{U}
Rescuer Sphinx
Creature - Sphinx
Flying
As Rescuer Sphinx enters the battlefield, you may return a nonland permanent you control to its owner's hand. If you do, Rescuer Sphinx enters the battlefield with a +1/+1 counter on it.
3 /
2
{2}{U}{U}
Rewind
Instant
Counter target spell. Untap up to four lands.
{4}{U}{U}
Riddlemaster Sphinx
Creature - Sphinx
Flying (This creature can't be blocked except by creatures with flying or reach.)
When Riddlemaster Sphinx enters the battlefield, you may return target creature an opponent controls to its owner's hand.
5 /
5
{3}{U}{U}
Serra Sphinx
Creature - Sphinx
Flying, vigilance
4 /
4
{2}{U}{U}
Sphinx of Foresight
Creature - Sphinx
You may reveal this card from your opening hand. If you do, scry 3 at the beginning of your first upkeep.
Flying
At the beginning of your upkeep, scry 1.
4 /
4
{4}{U}{U}
Sphinx of Jwar Isle
Creature - Sphinx
Flying
Shroud (This creature can't be the target of spells or abilities.)
You may look at the top card of your library any time.
5 /
5
{3}{U}{U}
Sphinx of Lost Truths
Creature - Sphinx
Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.)
Flying
When Sphinx of Lost Truths enters the battlefield, draw three cards. Then if it wasn't kicked, discard three cards.
3 /
5
{3}{U}{U}{U}
Sphinx of Magosi
Creature - Sphinx
Flying
{2}{U}: Draw a card, then put a +1/+1 counter on Sphinx of Magosi.
6 /
6
{5}{U}{U}
Sphinx of Uthuun
Creature - Sphinx
Flying
When Sphinx of Uthuun enters the battlefield, 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.
5 /
6
{5}{U}{U}
Sphinx of the Final Word
Creature - Sphinx
This spell can't be countered.
Flying, hexproof
Instant and sorcery spells you control can't be countered.
5 /
5
{7}{U}
Treasure Cruise
Sorcery
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Draw three cards.
{4}{U}{U}
Unesh, Criosphinx Sovereign
Legendary Creature - Sphinx
Flying
Sphinx spells you cast cost {2} less to cast.
Whenever Unesh, Criosphinx Sovereign or another Sphinx enters the battlefield under your control, reveal the top four cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.
4 /
4
{2}{U}
Warden of Evos Isle
Creature - Bird Wizard
Flying
Creature spells with flying you cast cost {1} less to cast.
2 /
2
{5}{U}{U}
Windreader Sphinx
Creature - Sphinx
Flying
Whenever a creature with flying attacks, you may draw a card.