Mesprit

PsychicMood Swing

Level-up moves 12

Lv	Move	Type	Cat	Pow	Acc	PP
100	Mystical Power Phase 1 rotation A mysterious power strikes, raising the user's Sp. Atk.	Psychic	Spec	70	100	10
100	Fiery Wrath Phase 1 rotation An attack fueled by your wrath. May cause flinching.	Dark	Spec	90	100	10
100	Psychic Phase 1 rotation A powerful psychic attack that may lower Sp. Def.	Psychic	Spec	90	100	10
100	Stored Power Phase 1 rotation The higher the user's stats the more damage caused.	Psychic	Spec	20	100	10
100	Mind Scramble Phase 2 rotation Vanishes, then hits and inverts the targets stat boosts.	Psychic	Phys	90	100	5
100	Stomping Tantrum Phase 2 rotation Stomps around angrily. Stronger after a failure.	Ground	Phys	75	100	10
100	Burning Jealousy Phase 2 rotation Foes that have stats upped during the turn get burned.	Fire	Spec	70	100	5
100	Lash Out Phase 2 rotation If stats lowered during this turn, power is doubled.	Dark	Phys	75	100	5
100	Mind Scramble Phase 3 rotation Vanishes, then hits and inverts the targets stat boosts.	Psychic	Phys	90	100	5
100	Mystical Power Phase 3 rotation A mysterious power strikes, raising the user's Sp. Atk.	Psychic	Spec	70	100	10
100	Headbutt Phase 3 rotation A ramming attack that may cause flinching.	Normal	Phys	70	100	15
100	Celebrate Phase 3 rotation Congratulates you on your special day.	Normal	Stat	—	—	40

* 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
Boss group — Lake Guardians	Boss (choose one of the group)	90–99, scales

Boss of the Lake Guardians group: one of the 3 you can choose to face when that group is drawn for an area. Fights in 3 phases, restoring to full HP at each phase change.
Its ability, Mood Swing: Moves with increased priority deal more damage.
Innates switch on as your boss count grows: Anger Shell (Gets angry at half HP.) — from your 2nd boss win; Empath (Heals at end of turn for ech stat boost on turn.) — from your 4th; Justified (Dark hits raise Attack.) — from your 6th.
Reward for beating it: the ability Empath (Heals at end of turn for ech stat boost on turn.).