There is a Legacy version
here.
Cursed Metamorphosis
Spell 6Concentrate Curse Incapacitation Manipulate Polymorph Source Player Core pg. 322 2.0Traditions arcane,
occult,
primalDeities Mother Vulture,
The Lantern KingCast [two-actions] Range 30 feet;
Targets 1 creature
Defense Fortitude;
Duration varies
You transform the target creature into a harmless animal appropriate to the area, with effects based on its Fortitude save.
Critical Success The target is unaffected.
Success The target's body gains minor features of the harmless animal. Its insides churn as they partially transform, causing it to be
sickened 1. When it recovers from the sickened condition, its features revert to normal.
Failure The target transforms for 1 minute but keeps its mind. If it spends all its actions on its turn concentrating on its original form, it can attempt a Will save to end the effect immediately.
Critical Failure The target is transformed into the chosen harmless animal, body and mind, for an unlimited duration.