About this game
Campaign Mode - 25 Campaign levels for each Stage Mission Mode - Continuous Flood Of Alien Attacks –survive! Endless Alien Attacks For High Engagement Game Ammo Drop Items and other Level-up Items Game Play Not Just Alien Destruction Game Play Puzzle Elements As Additional Engagement Various Weapons and Defense Items customizing Enhanced Item Upgrade System Achievement - goals For Motivation - reward System For Achievements - system to Raise “motivation” Collection - collectible Trophies For Alien Destruction Control System - Optimized For Thrill and Attack Sensation!!
