Turn to Frog

Instant

Mercurial Transformation

Sorcery — Lesson

Frogify

Enchantment — Aura

Omnibian

Creature — Frog

Ovinize

Instant

Snakeform

Instant

Serpentine Ambush

Instant

Very Cryptic Command

Instant

Ichthyomorphosis

Enchantment — Aura

Mordenkainen's Polymorph

Instant

Ego Erasure

Kindred Instant — Shapeshifter

Gift of Tusks

Instant

Wrath of Oko

Sorcery

Serendib Sorcerer

Creature — Human Wizard Sorcerer

Amphibian Downpour

Enchantment — Aura

True Polymorph

Instant

Amoeboid Changeling

Creature — Shapeshifter

Burrog Befuddler

Creature — Frog Wizard

Mass Polymorph

Sorcery

Quickchange

Instant

Phantasmal Form

Instant

Polymorph

Sorcery

Fractalize

Instant

Margle, Cousin of Yargle

Legendary Creature — Frog Noble

Sway of Illusion

Instant

Humble

Instant

Sea Kings' Blessing

Instant

Standardize

Instant

Vodalian Mystic

Creature — Merfolk Wizard

Merfolk Trickster

Creature — Merfolk Wizard

Absorb Identity

Instant