River Acheron is a set of special stages that appears on the 11th, 12th, 25th and 26th days of every month. It is unlocked after clearing River Styx. The first stage yields 1 million XP when first completed, while the second stage drops the True Form of Express Cat, Bullet Train Cat.
List of Stages[]
|
|
Difficulty 
| ||
|---|---|---|---|---|
| Translation | Energy | |||
| Stage 1 | 
|
|
A・Shura's Path Extreme | 200 
|
| Stage 2 | 
|
|
Rakshasa Highway Super Extreme | 200
|
Appears[]
Japanese Version[]
- The 11th, 12th, 25th and 26th days in any month
- First appearance: April 25th, 2019 to April 26th, 2019
English Version[]
- The 11th, 12th, 25th and 26th days in any month
- First appearance: May 25th, 2019 to May 26th, 2019
Trivia[]
- Acheron and Styx are the names of two of the underworld's rivers in Greek mythology.