transformed
v.v. to change something or someone completely, usually in a way that makes them much better. You use this when the change is very big and noticeable.
v. to undergo or cause a marked change in form, nature, or appearance. Transitive when describing an external agent of change; often used in the passive voice to focus on the result of the change.
The new paint and furniture transformed the room.
The small fishing village was transformed into a busy tourist resort over the last decade.
Digital technology has fundamentally transformed the way we communicate, making it possible to share information across the globe in a matter of seconds.
The verb is transitive and frequently appears in the passive voice ('be transformed').
The city transformed into a hubThe city was transformed into a hubWhile 'transform' can be intransitive, it is much more common to use the passive voice when the change is caused by external forces.