Dead by Encore Stages

Dead by Encore is a set of special stages that appears on the 3rd, 4th, 17th, and 18th days of every month. It is unlocked after clearing Dead on Debut. The first stage yields 1 million XP when first cleared, while the second stage drops the True Form of Curling Cat - Turtle Shell Cat.

List of Stages

 * Prisoner's Progress (Deadly) (has restrictions of 1200¢ or more only)
 * March to Death (Merciless)

Japanese Version

 * The 3rd, 4th, 17th, and 18th days in any month
 * First appearance: ?

English Version

 * The 3rd, 4th, 17th, and 18th days in any month
 * First appearance: August 17th, 2019 to August 18th, 2019

Reference

 * https://battlecats-db.com/stage/s01205.html