Polymorphist's Jest (C17) #90 [EN/N]

{1}{U}{U} · Instant · Until end of turn, each creature target player controls loses all abilities and becomes a blue Frog with base power and toughness 1/1. · "The flies were bothering me." —Jalira, master polymorphist · Illustrated by Craig J Spearing · Commander 2017 #90 · EDHREC rank 4367 · Magic: The Gathering, MTG