Labyrinth Of Chaos -

"Haste/Increased Priority" skills are essential to counter high-AGI enemies in higher floors. 3. Key Superbosses and Encounters Labyrinth of Chaos/Tips - Monster Girl Quest - Miraheze

Starting at floor 601 and rushing is the fastest way to cap your Resistance Power (RP). Labyrinth of Chaos

Complete the main story and access the bookcase in Hades. Labyrinth of Chaos