About the game

A face-melting, pixel-pumping arcade shoot 'em up featuring awesome power-ups, epic boss battles and spectacular effects at a blistering 60fps. Blast into battle against giant space destroyers in Arcade Mode, tackle endless waves of enemies in Survival Mode and face off against epic level guardians in Boss Run mode. Features Awesome power-ups and devastating weapon upgrades including the Astro Mace and Plasma Rifle The ultimate high-score chasing arcade game, with online leaderboards and 3 difficulty modes Become a decorated Hyper Sentinel pilot with 60 challenging medals to complete 12 electrifying levels featuring epic, multi-stage boss encounters Multiple graphics options, including the nostalgia inducing Spectrum, C64 and CRT filters A hyper-charged love letter to arcade classics

How to activate

Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "MY GAMES" tab and start downloading.

System requirements