Abandoned Cave

The Abandoned Cave is a subrealm that is currently in the building phase, Not much is known about this subrealm.

Towers
Not much is also known about this subject, but however, Temp22222 has confirmed that there will be a minimum of 20 towers. And that towers above insane difficulty, Will also not be in this subrealm, Also confirmed by Temp22222.

Slots
UNCONFIRMED

Hidden Areas
This subrealm will have hidden areas, As confirmed by Temp22222. Also confirmed by him, Is that the towers that are above beginner towers, will be hidden.

The Citadel
Barely anything is known about this topic, But the only thing we know is that Temp22222 Will build 2 Citadels, 1 that is most likely challenging or intense difficulty, and one that is most likely insane difficulty, the 2nd citadel will however, require you to beat all Insanity Inducing Towers in order to access the citadel.