Stormcatch Mentor (Secrets of Strixhaven Commander #331)

Creature — Otter Wizard - {U}{R}
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.
1/1
„"Only novice mages burn their whiskers. So pay attention!"“