- Minor Bug Fix
- Some UI improvements
- Update Ads, IAP Libraries

- Minor Bug Fix
- Some UI improvements
- Update Ads, IAP Libraries

- UI design improved
- App icon changed
- Minor bugs fixed

- UI design improved
- App icon changed
- Minor bugs fixed

"Happy New Year & Christmas season updates"
- Get the free "Santa Ivan" character skin by only game access.
- Get the Christmas limited weapon by clearing up to 8 stage.
- Minor bugs fixed.

- Rename app
- Change app icon
- Update contact information
- Minor bug fixed

- Difficulty level of Stage mode 1 to 8 became a little harder.
- Difficulty level of Challenge mode became a harder.
- Change of Ranking information: Instead of the number of Civilians killed, the number of times of Bullet Time usage is displayed.
- UI design reorganization: UI design has been redesigned to enhance user experience.
- Minor bugs fixed.

- Added push notifications for ranking mode
- Minor bug fixes

- Daily Training new mode added! : "Rescue The Hostages!" / "Armored Forces!"
- Randomly change the arrangement order of stages at the time of initialization of Challenge Mode
- Other updates
   > Added cheating prevention code
   > Improved UI style and UX.
   > Minor bug fixes.

- New game mode Update! : "Challenge mode"
- Extended with character abilities and weapons upgrade, up to 5 steps!
- Ranking mode New difficulty added! : "Beyond Death!"
- New Weapon arrival! : "Laser Gun"
- New Character skins arrival!
- Other updates
  > Shop > Watch Ads view reward upward from 1,250 gold to 2,000 gold.
  > Difficulty level of Stage mode and Ranking mode became a little easier.
  > Improved in-app purchased player character's ability! : More powerful!
  > Update graphics quality.
  > Improved UI style and UX.
  > Minor bug fixes.

- Daily Training mode added : Limited once a day! Gold gift upon completion of training!
- New player character skins added : Purchasable by gold or cash!
- New weapon "Crossbow" added : Swish! Swoosh! Check it out in the store now!
- Weapon M1986 ability upgraded : Chain Kill Point bonus 5% / 10% / 15% -> 10% / 20% / 30%
- Christmas event ends : See you again at this year Christmas!
- Miscellaneous minor bug fixes & UI improvements

"Happy New Year & Christmas season updates"

- * Fixed an game crash issue when using bullet time *
- Get the free "Santa Ivan" character by only game access.
- Get the Christmas limited weapon by clearing up to 8 stage.
- Added character color customize system : Create your own character now!
- Added ranking season mode : Ranking is reset regularly and unique reward is given.
- Added Hall of Fame : Top rank players of each season are recorded in Hall of Fame.
- Get gold gifts everyday! : Just run the game to get gold gifts everyday!
- Added package purchase items : Now get 25% off your characters and weapons!
- Added new In app purchase items : new player characters and weapons!
- Gold purchase Item : Now you can purchase gold items repeatedly.
- Remove cooltime for Advertisement video for free gold in store menu.
- Added resurrection feature at death onetime

- Language added : Russian, French, Thai

- Spanish, Portuguese languages added.
- Update iPhone, iPad screenshots for localized text.
- Attendance achievement reward increased substantially.
- Show Attendance UI in main screen.
- ChainKill combo grade added : Unbreakable!!(600~) / Heroic!!(700~) / Legendary!!(800~)
- Show hit-effect on player when consume Life point.
- Game guides / Tutorial refined.
- Tutorials (Stage1~6) are combined into one (Stage 1)
- Stage 2~8 difficulty re-designed.
- In-app-purchase items added : 70,000 gold ($2.99), 125,000 gold ($4.99)
- Several minor fixes.

- Screenshots for iPhone/iPad are updated
- App Preview for iPad added.
- Achievements text (english) upated.
- App display name for japanese, chinese(simplified/traditional) are updated.
- Text localization for traditional chinese added.
- App performance optimized.