A device used to decode a Coded Box. When used, a random weapon in Top 50 list can be obtained for permanent or period. Mileage points can be obtained when used.
- South Korea: 29 December 2016.
- Taiwan/Hong Kong: 3 January 2017
- China: 4 January 2017
- Japan: 18 January 2017
- Indonesia/CSN:Z: 8 February 2017