To be fair, Batman had a pretty good mindset. Or maybe a little too good. From the moment they had set out from the Main Universe until now, this whole journey could only be described as rotten luck all the way down.
They had originally gone to deal with the multiversal crisis caused by the Black Death Emperor. In the end, the multiversal crisis had not been caused by the Black Death Emperor at all. In fact, it could be said that if they had not gone, Bruce, the Black Death Emperor, and Darkseid would all have ended up hanging on the wall together. That would have been a joyous occasion for the entire multiverse, wiping out three great enemies of the multiverse in one go. The Multiverse Justice League would have woken up laughing from their dreams.
Fine, they had gone. After all, they had not been completely unprepared. They had known this Nameless Bat was bound to cause trouble, and that they would have to bring out Joker Jack to stand a chance against him. Their fallback routes had all been neatly arranged. If anything happened in the Real Universe, they could retreat straight into the Dreamscape. It could be called a plan that allowed both offense and defense. But, of course, the Dreamscape had been contaminated by the Black Death Emperor.
Even then, Batman still had a way. With one strategy of driving a tiger to devour a wolf, he could use an Outer God's mental corruption to counter the Power of Death and should have been able to gain the upper hand in the mental domain. Who would have thought Anatoly would suddenly return and scare the Outer God away outright?
Nyarlathotep had probably rehearsed this plenty of times, because he fled absolutely cleanly. Not only