Merfolk Thaumaturgist

Creature — Merfolk Wizard

Aquus Steed

Creature — Beast

Transmutation

Instant

Aquamoeba

Creature — Elemental Beast

Riptide Shapeshifter

Creature — Shapeshifter

Exuberant Wolfbear

Creature — Wolf Bear

Dreadful as the Storm

Instant

Mannichi, the Fevered Dream

Legendary Creature — Spirit

Twisted Image

Instant

Turtleshell Changeling

Creature — Shapeshifter

Crag Puca

Creature — Shapeshifter

Sea Snidd

Creature — Beast

Riptide Biologist

Creature — Human Wizard

Mercurial Transformation

Sorcery — Lesson

Wild Shape

Instant

Tidal Force

Creature — Elemental

Flowstone Overseer

Creature — Beast

Serendib Sorcerer

Creature — Human Wizard Sorcerer

Inversion Behemoth

Creature — Eldrazi

Mangled Soulrager

Creature — Spirit

Flowstone Shambler

Creature — Beast

Stonybrook Angler

Creature — Merfolk Wizard

Water Servant

Creature — Elemental

About Face

Instant

Inside Out

Instant

Serpentine Ambush

Instant

Plagon, Lord of the Beach

Legendary Creature — Starfish Wizard

Zhalfirin Shapecraft

Instant

Phantasmal Fiend

Creature — Illusion

Dwarven Thaumaturgist

Creature — Dwarf Shaman

Myr Quadropod

Artifact Creature — Myr