挽救行动: 硬核生存游戏（告别版）

2020年01月15日

Initial release of Basement Invasion mode
Initial release of PVP DeathMatch mode
PVP survival mode allows trial play during non-opening hours
Two hours of PVP double reward every night
Reduce overall PVP damage
If League Score below 1000 will not be diminished in next season
Turret will exist until its ammunition is exhausted
Get double diamonds by watching video
Added one-click decompose
New languages-Japanese, Korean