In Final Fantasy XV they had boss battles fade directly into cutscenes. The music would need to be able to transition from any part of the boss track to the specific cutscene climax seamlessly.
Also they had music which was instrumented according to different moods and would seamlessly transition between them (e.g. Fast and slow chocobo theme)
The author of the internal tool to help the design team did a talk at GDC:
Also they had music which was instrumented according to different moods and would seamlessly transition between them (e.g. Fast and slow chocobo theme)
The author of the internal tool to help the design team did a talk at GDC:
https://www.gdcvault.com/play/1023971/Epic-AND-Interactive-M...