Roguelands is a Borderlands 2 mod that takes the same formula of looting and shooting against bandit, bots, and monsters, and transforms it into a much shorter Roguelite experience. The difficult is set to UVHM with a nerfs to both slag and enemy max hp.
How to Download Roguelands:
https://www.youtube.com/watch?v=mOd01whwkiY&t=0s