It could be alot of thing.The game might have needed extra development time, so they held off, or the game dosent exist, or it simply never was meant to be a launch game and it will come in 2018.
My (locked) thread about how difficulty should be a decision for the developers, not the gamers.
https://gamrconnect.vgchartz.com/thread.php?id=241866&page=1







