If you'll excuse me I'm going to go wail in heartbreak at what we're going to discover and fight in here.
If THIS is how Yoko Taro wraps up that particular story thread.. well...
1, Bravo you son of a bitch.
2, I know EXACTLY who we're going to fight, and I am not prepared for that.
Also, fair warning, people who are likely to read this plurk have NOT played Nier yet, so if we wanna talk Spoilers, let's go to another plurk.
(He says, about to go to bed as soon as the liveletter is over.)

yoko taro you mad man
Flying mounts in ARR areas, just need to beat Ultima Weapon.
... Battle Primals Synced to level 80 ... I like this.
It looks like the area where you first fight adam too...
It does indeed. It basically looks like we're going to get our hearts ripped out and stomped on.
And now, I REALLY need sleep...