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
Login or register at the official Steam Website and download Steam client
Install and start application, login with your Account name and Password
Click the Games Menu.
Choose Activate a Product on Steam...
Follow the onscreen instructions to complete the process
After the successful code verification, go to the "MY GAMES" tab and start downloading.
News & Updates
2026-09-28
Are We Entering the Age of Gaming Leak Culture?
Once upon a time, a video game leak seemed nearly as an almost innocent accident, a gaming magazine published a screenshot too early or a store put a copy on a shelf before the scheduled release date…
As you probably already know, at YUPLAY we constantly strive to discover new and exciting ways to regularly promote the best video game titles directly to you. We do that quite often with our storewide discount campaigns, but we were looking for another way to do it without the need for a whole promotional event…
