So I was perusing through the net and this came to my attention
Announcement: SPLATOON, the manga series inspired by the hit Nintendo game makes it's debut late 2017! Join the Turf War!🦑 pic.twitter.com/kmOGQJaMf7
— VIZ (@VIZMedia) April 21, 2017
Apparently Splatoon is getting a manga. However, the cover makes me think of the manga they already did so I'm not sure what the situation is. However, it looks like its new. I think honestly I don't know