Whenever the research team stepped out, the specimen emerged to conduct experiments of its own.

Hydroelectric Specimen

Flash
When this creature enters, you may change the target of target instant or sorcery spell with a single target to this creature.

As long as the scientists were present, the specimen floated patiently or swam quietly about, biding its time, watching.

Hydroelectric Laboratory

As this land enters, you may pay 3 life. If you don't, it enters tapped.
{T}: Add {U}.

Hydroelectric Specimen // Hydroelectric Laboratory

Thassa's Oracle

When this creature enters, 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.)

"All you minnows in the murk, come to my light."
—Jejenar, Silundi lullmage

Beyeen Veil

Creatures your opponents control get -2/-0 until end of turn.

"Stay close to my light. You don't want to get lost on the rocks."
—Jejenar, Silundi lullmage

Beyeen Coast

Beyeen Veil // Beyeen Coast

Disrupting Shoal

You may exile a blue card with mana value X from your hand rather than pay this spell's mana cost.
Counter target spell if its mana value is X.

Flow State

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. If there is an instant card and a sorcery card in your graveyard, instead put two of them into your hand and the rest on the bottom of your library in any order.

Force of Negation

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.

Hidden Strings

You may tap or untap target permanent, then you may tap or untap another target permanent.
Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Into the Flood Maw

Fish

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.)
Return target creature an opponent controls to its owner's hand. If the gift was promised, instead return target nonland permanent an opponent controls to its owner's hand.

"You worry too much."
—Nys Dal, Sea Gate trapfinder

Jwari Disruption

Counter target spell unless its controller pays {1}.

"The Ondu Skyclave was a center for rebellion against the capital in Makindi. Of course they built in deadly traps."
—Nys Dal, Sea Gate trapfinder

Jwari Ruins

Jwari Disruption // Jwari Ruins

Preordain

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.)

"We have much to remember ... and much we can never forget."
—Tazri

Sea Gate Restoration

Draw cards equal to the number of cards in your hand plus one. You have no maximum hand size for the rest of the game.

"We carry on the legacy of those who defended our world by continuing to unearth its secrets."
—Tazri

Sea Gate, Reborn

Sea Gate Restoration // Sea Gate, Reborn

Selective Memory

Search your library for any number of nonland cards, exile them, then shuffle.

"Feel the current? Rough waters lie ahead."
—Jori En, expedition leader

Silundi Vision

Look at the top six cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

"From the hedron fields of Agadeem to the Faduun of Jwar Isle, the islands of the Silundi Sea offer one mystery after another."
—Jori En, expedition leader

Silundi Isle

Silundi Vision // Silundi Isle

The kami help travelers find profound relief, by freeing them from their mortal concerns.

Sink into Stupor

Return target spell or nonland permanent an opponent controls to its owner's hand.

Desperate travelers journey from across Kamigawa, drawn by rumors of relief from all their troubles.

Soporific Springs

Sink into Stupor // Soporific Springs

Spell Snare

Stern Scolding

Counter target creature spell with power or toughness 2 or less.

Stock Up

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

Jace, Wielder of Mysteries

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.

Sapphire Medallion

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

Consign to Memory

Replicate {1} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)
Counter target triggered ability or colorless spell.

Cursed Totem

Activated abilities of creatures can't be activated.

Island

Mystical Dispute

This spell costs {2} less to cast if it targets a blue spell.
Counter target spell unless its controller pays {3}.

Merfolk

Namor the Sub-Mariner

Flying
Namor's power is equal to the number of Merfolk you control.
Whenever you cast a noncreature spell with one or more blue mana symbols in its mana cost, create that many 1/1 blue Merfolk creature tokens.

Unable to Scream

Enchant creature
Enchanted creature loses all abilities and is a Toy artifact creature with base power and toughness 0/2 in addition to its other types.
As long as enchanted creature is face down, it can't be turned face up.

Manasources	Probability
1	97.84%
2	85.73%
3	58.79%
4	27.92%
5	8.28%
6	1.34%
7	0.09%

Color Pip	Probability
	97.84%
	0.00%
	0.00%
	0.00%
	0.00%
	0.00%

Selective Oracle

Creatures (6)

Lands (20)

Instants (15)

Sorceries (14)

Planeswalkers (1)

Artifacts (4)

Sideboard (15)

Probability of drawing any mana sources in your first 7 cards

Probability of drawing a mana source of a specific color pip in your first 7 cards

Mana Cost Distribution

Mana Density