Aurorus

RockIceRefrigerate

Level-up moves 4

Lv	Move	Type	Cat	Pow	Acc	PP
100	Glaciate Phases 1–2 rotation Blows very cold air at the foes. It lowers their Speed.	Ice	Spec	65	100	10
100	Hyper Voice Phases 1–2 rotation A loud attack that uses sound waves to injure.	Normal	Spec	90	100	10
100	Frostwisp Phases 1–2 rotation Inflicts frostbite on the foe with cold wisps.	Ice	Stat	—	100	15
100	Earth Power Phases 1–2 rotation Makes the ground erupt with power. May lower Sp. Def.	Ground	Spec	90	100	10

* a legal move, just moved to level-up · ** new to this game

This game's documentation doesn't publish TM compatibility, so none is listed here.

Area	Method	Level
Minibosses — every affinity	Miniboss (three per area, drawn from the pool)	90–99, scales

Miniboss: three of the pool guard each area, drawn at the start of the run. In every affinity's pool. Fights in 2 phases, restoring to full HP at the phase change.
Its ability, Refrigerate: Normal moves become Ice.
Innates switch on as your boss count grows: Snow Warning (Summons snow in battle.) — from your 2nd boss win; Solid Rock (Weakens “supereffective”.) — from your 4th; Hoarfrost (Inflicts frostbite on the foe when it starts snowing.) — from your 6th.
Reward for beating it: the move Glaciate+ (Blows very cold air at the foes. It lowers their Speed.).