What is "polymorphed"

Usage examples of "polymorphed".

The warehouse had an antique wrought iron framework, which our mages polymorphed into chrome steel.

But then the emotional wave that had been his existence rose again, and a smile found his face as he recounted his time beside Belwar, the most honored svirfneblin burrow-warden, and Clacker, the pech who had been polymorphed into a hook horror.

But then the emotional wave that had been his existence rose again, and a smile found his face as he recounted his time beside Belwar, the most honored svirfneblin burrow warden, and Clacker, the pech who had been polymorphed into a hook horror.