Modern Horizons

Faerie Seer

Faerie Seer {U}

Creature - Faerie Wizard
Flying
When Faerie Seer enters the battlefield, scry 2.
"The patterns of crossing ripples reveal the future to those who know how to read them."
1/1
Force of Negation

Force of Negation {1}{U}{U}

Instant
If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost.
Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
"Try, if you must."
Future Sight

Future Sight {2}{U}{U}{U}

Enchantment
Play with the top card of your library revealed.
You may play lands and cast spells from the top of your library.
"Is the inevitable any less miraculous?"
—Veldka, wandering sage
Iceberg Cancrix

Iceberg Cancrix {1}{U}

Snow Creature - Crab
Whenever another snow permanent enters the battlefield under your control, you may have target player mill two cards.
Its shell can withstand anything but a thaw.
0/4
Man-o'-War

Man-o'-War {2}{U}

Creature - Jellyfish
When Man-o'-War enters the battlefield, return target creature to its owner's hand.
"Beauty to the eye does not always translate to the touch."
—Naimah, Femeref philosopher
2/2
Marit Lage's Slumber

Marit Lage's Slumber {1}{U}

Legendary Snow Enchantment
Whenever Marit Lage's Slumber or another snow permanent enters the battlefield under your control, scry 1.
At the beginning of your upkeep, if you control ten or more snow permanents, sacrifice Marit Lage's Slumber. If you do, create Marit Lage, a legendary 20/20 black Avatar creature token with flying and indestructible.
Mirrodin Besieged

Mirrodin Besieged {2}{U}

Enchantment
As Mirrodin Besieged enters the battlefield, choose Mirran or Phyrexian.
• Mirran — Whenever you cast an artifact spell, create a 1/1 colorless Myr artifact creature token.
• Phyrexian — At the beginning of your end step, draw a card, then discard a card. Then if there are fifteen or more artifact cards in your graveyard, target opponent loses the game.
Mist-Syndicate Naga

Mist-Syndicate Naga {2}{U}

Creature - Naga Ninja
Ninjutsu {2}{U}
Whenever Mist-Syndicate Naga deals combat damage to a player, create a token that's a copy of Mist-Syndicate Naga.
3/1
Moonblade Shinobi

Moonblade Shinobi {3}{U}

Creature - Human Ninja
Ninjutsu {2}{U}
Whenever Moonblade Shinobi deals combat damage to a player, create a 1/1 blue Illusion creature token with flying.
3/2
Oneirophage

Oneirophage {3}{U}

Creature - Squid Illusion
Flying
Whenever you draw a card, put a +1/+1 counter on Oneirophage.
It manifests at wizard academies to siphon inspiration from young prodigies.
1/2
Phantasmal Form

Phantasmal Form {2}{U}

Instant
Until end of turn, up to two target creatures each have base power and toughness 3/3, gain flying, and become blue Illusions in addition to their other colors and types.
Draw a card.
Within each of us lurks the fathomless.
Phantom Ninja

Phantom Ninja {1}{U}{U}

Creature - Illusion Ninja
Phantom Ninja can't be blocked.
"Ninjas can run across water, pull ladders from pockets, kill with a kiss, and slip between bricks. Pack of lies, I say."
—Benden, teahouse gossip
2/2
Pondering Mage

Pondering Mage {3}{U}{U}

Creature - Human Wizard
When Pondering Mage enters the battlefield, look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.
"Never leave the future to fate."
3/4
Prohibit

Prohibit {1}{U}

Instant
Kicker {2}
Counter target spell if its mana value is 2 or less. If this spell was kicked, counter that spell if its mana value is 4 or less instead.
Rain of Revelation

Rain of Revelation {3}{U}

Instant
Draw three cards, then discard a card.
"As the sky opened up, we ran for shelter. Halfway there I came to the sudden realization that, already soaked, there might be more to gain from experiencing the rain than running from it."
Rebuild

Rebuild {2}{U}

Instant
Return all artifacts to their owners' hands.
Cycling {2}
The first step in any artificer's scheme is to take inventory.
Scour All Possibilities

Scour All Possibilities {1}{U}

Sorcery
Scry 2, then draw a card.
Flashback {4}{U}
Searching the future for answers often leads to further questions.
Scuttling Sliver

Scuttling Sliver {2}{U}

Creature - Sliver Trilobite
Sliver creatures you control have "{2}: Untap this creature."
A living fossil active after eons of dormancy.
2/2
Smoke Shroud

Smoke Shroud {1}{U}

Enchantment - Aura
Enchant creature
Enchanted creature gets +1/+1 and has flying.
When a Ninja enters the battlefield under your control, you may return Smoke Shroud from your graveyard to the battlefield attached to that creature.
Spell Snuff

Spell Snuff {1}{U}{U}

Instant
Counter target spell.
Fateful hour — If you have 5 or less life, draw a card.
"Good night."
Stream of Thought

Stream of Thought {U}

Sorcery
Target player mills four cards. You shuffle up to four cards from your graveyard into your library.
Replicate {2}{U}{U}
String of Disappearances

String of Disappearances {U}

Instant
Return target creature to its owner's hand. Then that creature's controller may pay {U}{U}. If the player does, they may copy this spell and may choose a new target for that copy.
Tribute Mage

Tribute Mage {2}{U}

Creature - Human Wizard
When Tribute Mage enters the battlefield, you may search your library for an artifact card with mana value 2, reveal that card, put it into your hand, then shuffle.
2/2
Twisted Reflection

Twisted Reflection {1}{U}

Instant
Choose one —
• Target creature gets -6/-0 until end of turn.
• Switch target creature's power and toughness until end of turn.
Entwine {B}
Urza, Lord High Artificer

Urza, Lord High Artificer {2}{U}{U}

Legendary Creature - Human Artificer
When Urza, Lord High Artificer enters the battlefield, create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."
Tap an untapped artifact you control: Add {U}.
{5}: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.
1/4