Bria, Riptide Rogue - Built around Stormcatch Mentor, Opt and Coruscation Mage

Stormcatch Mentor

Creature — Otter Wizard

$0.33

Haste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Instant and sorcery spells you cast cost {1} less to cast.

Coruscation Mage

Creature — Otter Wizard

$1.61

Offspring {2} (You may pay an additional {2} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Whenever you cast a noncreature spell, this creature deals 1 damage to each opponent.

Kitsa, Otterball Elite

Legendary Creature — Otter Wizard

$4.35

Vigilance Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) {T}: Draw a card, then discard a card. {2}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. Activate only if Kitsa's power is 3 or greater.

Stormsplitter

Creature — Otter Wizard

$2.51

Haste Whenever you cast an instant or sorcery spell, create a token that's a copy of this creature. Exile that token at the beginning of the next end step.

Valley Floodcaller

Creature — Otter Wizard

$4.27

Flash You may cast noncreature spells as though they had flash. Whenever you cast a noncreature spell, Birds, Frogs, Otters, and Rats you control get +1/+1 until end of turn. Untap them.

Emberheart Challenger

Creature — Mouse Warrior

$0.9

Haste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, exile the top card of your library. Until end of turn, you may play that card.

Thieving Otter

Creature — Otter

$0.16

Whenever this creature deals damage to an opponent, draw a card.

Drake Hatcher

Creature — Human Wizard

$0.29

Vigilance, prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever this creature deals combat damage to a player, put that many incubation counters on it. Remove three incubation counters from this creature: Create a 2/2 blue Drake creature token with flying.

Alania, Divergent Storm

Legendary Creature — Otter Wizard

$0.29

Whenever you cast a spell, if it's the first instant spell, the first sorcery spell, or the first Otter spell other than Alania you've cast this turn, you may have target opponent draw a card. If you do, copy that spell. You may choose new targets for the copy.

Balmor, Battlemage Captain

Legendary Creature — Bird Wizard

$0.29

Flying Whenever you cast an instant or sorcery spell, creatures you control get +1/+0 and gain trample until end of turn.

Storm-Kiln Artist

Creature — Dwarf Shaman

$1.7

This creature gets +1/+0 for each artifact you control. Magecraft — Whenever you cast or copy an instant or sorcery spell, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Archmage Emeritus

Creature — Human Wizard

$0.57

Magecraft — Whenever you cast or copy an instant or sorcery spell, draw a card.

Veyran, Voice of Duality

Legendary Creature — Efreet Wizard

$1.62

Magecraft — Whenever you cast or copy an instant or sorcery spell, Veyran gets +1/+1 until end of turn. If you casting or copying an instant or sorcery spell causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Tempest Angler

Creature — Otter Wizard

$0.19

Whenever you cast a noncreature spell, put a +1/+1 counter on this creature.

Young Pyromancer

Creature — Human Shaman

$0.25

Whenever you cast an instant or sorcery spell, create a 1/1 red Elemental creature token.

Third Path Iconoclast

Creature — Human Monk

$0.37

Whenever you cast a noncreature spell, create a 1/1 colorless Soldier artifact creature token.

Thundertrap Trainer

Creature — Otter Wizard

$1.24

Offspring {4} (You may pay an additional {4} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) When this creature enters, look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Talrand, Sky Summoner

Legendary Creature — Merfolk Wizard

$0.4

Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.

Guttersnipe

Creature — Goblin Shaman

$0.24

Whenever you cast an instant or sorcery spell, this creature deals 2 damage to each opponent.

Goblin Electromancer

Creature — Goblin Wizard

$0.23

Instant and sorcery spells you cast cost {1} less to cast.

Harnesser of Storms

Creature — Otter Wizard

$0.28

Whenever you cast a noncreature or Otter spell, you may exile the top card of your library. Until end of turn, you may play that card. This ability triggers only once each turn.

Daring Waverider

Creature — Otter Wizard

$0.23

When this creature enters, you may cast target instant or sorcery card with mana value 4 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

Sprite Dragon

Creature — Faerie Dragon

$0.36

Flying, haste Whenever you cast a noncreature spell, put a +1/+1 counter on this creature.

Harmonic Prodigy

Creature — Human Wizard

$5.09

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) If a triggered ability of a Shaman or another Wizard you control triggers, that ability triggers an additional time.

Kindlespark Duo

Creature — Lizard Otter

$0.21

{T}: This creature deals 1 damage to target opponent. Whenever you cast a noncreature spell, untap this creature.

Lightshell Duo

Creature — Rat Otter

$0.12

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When this creature enters, 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.)

Murmuring Mystic

Creature — Human Wizard

$0.33

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

Vivi Ornitier

Legendary Creature — Wizard

$32.07

{0}: Add X mana in any combination of {U} and/or {R}, where X is Vivi Ornitier's power. Activate only during your turn and only once each turn. Whenever you cast a noncreature spell, put a +1/+1 counter on Vivi Ornitier and it deals 1 damage to each opponent.

Archmage of Runes

Creature — Giant Wizard

$3.67

Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, draw a card.

Niv-Mizzet, Parun

Legendary Creature — Dragon Wizard

$5.18

This spell can't be countered. Flying Whenever you draw a card, Niv-Mizzet deals 1 damage to any target. Whenever a player casts an instant or sorcery spell, you draw a card.

Muddle, the Ever-Changing

Legendary Creature — Elemental Otter Shapeshifter

$0.91

Whenever you cast an instant or sorcery spell, Muddle becomes a copy of up to one target nonlegendary creature you control until end of turn, except it has myriad. (Whenever it attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Alania's Pathmaker

Creature — Otter Wizard

$0.14

When this creature enters, exile the top card of your library. Until the end of your next turn, you may play that card.

Firebending Student

Creature — Human Monk

$0.42

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Firebending X, where X is this creature's power. (Whenever this creature attacks, add X {R}. This mana lasts until end of combat.)

Enduring Curiosity

Enchantment Creature — Cat Glimmer

$6.4

Flash Whenever a creature you control deals combat damage to a player, draw a card. When Enduring Curiosity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

Electro, Assaulting Battery

Legendary Creature — Human Villain

$4.18

Flying You don't lose unspent red mana as steps and phases end. Whenever you cast an instant or sorcery spell, add {R}. When Electro leaves the battlefield, you may pay {X}. When you do, he deals X damage to target player.

Ashling, Flame Dancer

Legendary Creature — Elemental Shaman

$5.48

You don't lose unspent red mana as steps and phases end. Magecraft — Whenever you cast or copy an instant or sorcery spell, discard a card, then draw a card. If this is the second time this ability has resolved this turn, Ashling deals 2 damage to each opponent and each creature they control. If it's the third time, add {R}{R}{R}{R}.

Abstract Paintmage

Creature — Djinn Sorcerer

$0.28

At the beginning of your first main phase, add {U}{R}. Spend this mana only to cast instant and sorcery spells.

Opt

Instant

$0.15

Scry 1. (Look at the top card of your library. You may put that card on the bottom.) Draw a card.

Brainstorm

Instant

$0.57

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

Rabid Gnaw

Instant

$0.22

Target creature you control gets +1/+0 until end of turn. Then it deals damage equal to its power to target creature you don't control.

Counterspell

Instant

$1.33

Counter target spell.

Lightning Bolt

Instant

$0.74

Lightning Bolt deals 3 damage to any target.

Snap

Instant

$3.15

Return target creature to its owner's hand. Untap up to two lands.

Pongify

Instant

$2.15

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Chaos Warp

Instant

$0.31

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Abrade

Instant

$0.16

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

Negate

Instant

$0.16

Counter target noncreature spell.

An Offer You Can't Refuse

Instant

$3.05

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

Seething Song

Instant

$6.78

Add {R}{R}{R}{R}{R}.

Cyclonic Rift

Instant

$30.1

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.")

Prismari Command

Instant

$0.32

Choose two — • Prismari Command deals 2 damage to any target. • Target player draws two cards, then discards two cards. • Target player creates a Treasure token. • Destroy target artifact.

Big Score

Instant

$0.41

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

Aetherize

Instant

$0.26

Return all attacking creatures to their owner's hand.

Battle Hymn

Instant

$1.7

Add {R} for each creature you control.

Pyretic Ritual

Instant

$6.23

Add {R}{R}{R}.

Pearl of Wisdom

Sorcery

$0.14

This spell costs {1} less to cast if you control an Otter. Draw two cards.

Ponder

Sorcery

$1.8

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

Otterball Antics

Sorcery

$0.23

Create a 1/1 blue and red Otter creature token with prowess. If this spell was cast from anywhere other than your hand, put a +1/+1 counter on that creature. (Whenever you cast a noncreature spell, a creature with prowess gets +1/+1 until end of turn.) Flashback {3}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Jeska's Will

Sorcery

$39.22

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Add {R} for each card in target opponent's hand. • Exile the top three cards of your library. You may play them this turn.

Mana Geyser

Sorcery

$0.57

Add {R} for each tapped land your opponents control.

Strike It Rich

Sorcery

$1.59

Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Wayfarer's Bauble

Artifact

$0.31

{2}, {T}, Sacrifice this artifact: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Ral, Crackling Wit

Legendary Planeswalker — Ral

$10.8

Whenever you cast a noncreature spell, put a loyalty counter on Ral. +1: Create a 1/1 blue and red Otter creature token with prowess. −3: Draw three cards, then discard two cards. −10: Draw three cards. You get an emblem with "Instant and sorcery spells you cast have storm." (Whenever you cast an instant or sorcery spell, copy it for each spell cast before it this turn.)

Rockface Village

Land

$0.31

{T}: Add {C}. {T}: Add {R}. Spend this mana only to cast a creature spell. {R}, {T}: Target Lizard, Mouse, Otter, or Raccoon you control gets +1/+0 and gains haste until end of turn. Activate only as a sorcery.

Lilypad Village

Land

$0.32

{T}: Add {C}. {T}: Add {U}. Spend this mana only to cast a creature spell. {U}, {T}: Surveil 2. Activate only if a Bird, Frog, Otter, or Rat entered the battlefield under your control this turn.

Reliquary Tower

Land

$4.19

You have no maximum hand size. {T}: Add {C}.

Mystic Sanctuary

Land — Island

$1

({T}: Add {U}.) This land enters tapped unless you control three or more other Islands. When this land enters untapped, you may put target instant or sorcery card from your graveyard on top of your library.

Mistrise Village

Land

$7.41

This land enters tapped unless you control a Mountain or a Forest. {T}: Add {U}. {U}, {T}: The next spell you cast this turn can't be countered.

Restless Spire

Land

$0.25

This land enters tapped. {T}: Add {U} or {R}. {U}{R}: Until end of turn, this land becomes a 2/1 blue and red Elemental creature with "During your turn, this creature has first strike." It's still a land. Whenever this land attacks, scry 1.

Rogue's Passage

Land

$0.29

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

Fire Nation Palace

Land

$1.28

This land enters tapped unless you control a basic land. {T}: Add {R}. {1}{R}, {T}: Target creature you control gains firebending 4 until end of turn. (Whenever it attacks, add {R}{R}{R}{R}. This mana lasts until end of combat.)

Temple of the False God

Land

$0.19

{T}: Add {C}{C}. Activate only if you control five or more lands.

Desolate Lighthouse

Land

$0.21

{T}: Add {C}. {1}{U}{R}, {T}: Draw a card, then discard a card.

Arena of Glory

Land

$7.63

This land enters tapped unless you control a Mountain. {T}: Add {R}. {R}, {T}, Exert this land: Add {R}{R}. If any of that mana is spent on a creature spell, it gains haste until end of turn. (An exerted permanent won't untap during your next untap step.)

Castle Vantress

Land

$0.32

This land enters tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2.

Command Tower

Land

$0.24

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

Sulfur Falls

Land

$0.25

This land enters tapped unless you control an Island or a Mountain. {T}: Add {U} or {R}.

Shivan Reef

Land

$0.22

{T}: Add {C}. {T}: Add {U} or {R}. This land deals 1 damage to you.

Frostboil Snarl

Land

$0.23

As this land enters, you may reveal an Island or Mountain card from your hand. If you don't, this land enters tapped. {T}: Add {U} or {R}.

Cascade Bluffs

Land

$0.33

{T}: Add {C}. {U/R}, {T}: Add {U}{U}, {U}{R}, or {R}{R}.

Stormcarved Coast

Land

$2.2

This land enters tapped unless you control two or more other lands. {T}: Add {U} or {R}.