Is John using Phrygian modes?
https://youtu.be/K0Rvz88qmK4?si=AebbzkXcuzrLD9Nq
At 30:20 during Parallel Universe he seems to play some evil sounding scale mixed with his regular pentatonic stuff which im guessing is just C Phrygian combined with C Minor. Any music nerds here can tell me what hes doing?