Board Thread:General Discussion/@comment-27121579-20151030110310/@comment-24891101-20151109171006

That had to be part of the plan, though. They could not have possibly done that accidentally. It was very deliberate to give us much-needed backstory, advance her plot arc, advance Blake's, and give us enough information to correctly deduce that Raven is her mother.

And were quite rushed for time at the end. That is the commonly-held reason for V2 Raven being a a palette-swap.