Thread:Phantomofdark/@comment-5916303-20160202070610/@comment-6533159-20160205141003

It was stated in the 2nd Volume of AgK! (Chapter 5 - Kill the Killer) that Incursio's hidden ability/trump card was Invisibility.

Edit: Since the image I uploaded to the database was removed for some reason I've uploaded it on Imgur: https://imgur.com/i56IDNE