The effect of this figurative language is to express the polarization between good and evil that Victor represented.
The expression "noble war in the sky" is used to refer to the war between God and the fallen angels. This is a clear reference to the difference and conflicts between good and evil that exist in the world.
The author makes this reference to show how the concepts of good and evil are polarized, conflicting, and real in Victor. This can be seen in all the actions and thoughts he presents.
This question refers to the book "Frankenstein" and you can learn more about this book at the link:
https://brainly.com/question/21177124