Gun Upgrade Demo

Every time you finish a level you are put in a new location with a new gun, and you must survive as many levels as you can. Every five levels you must face more enemies.

FEATURES:
• Two player
• Ten locations
• Ten guns (including cross bows, rocket launchers, and mini guns)
• Gamepad Support

FULL VERSION FEATURES:
• Custom Rules Mode
• Zombie Mode
• No app store buttons

FULL VERSION LINK
https://play.google.com/store/apps/details?id=com.grantsgames.GunUpgrade