Games like Overseer [Vectrex]

"Ultratron is a sci-fi shooter game with classic arcade gameplay, updated for the modern era. Fight through 40+ levels as the last humanoid battle droid, with upgrades, pet drones, and special abilities. Play in single-player mode or drop-in two-player co-op, with support for English and five other languages."

Having been a blockbuster, DYNABLASTER® is a game for the strategic thinker whose smart tactics will instill fear in his competitors – playing online or local against others or against the computer. In this captivating action game, destroy your enemies with cleverly placed bombs.

"Final Days" is a post-apocalyptic survival game set in a world overrun by zombies. Gather resources, build a base, and fight off hordes of the undead to ensure your survival. The game features a dynamic day-night cycle, crafting system, and various weapons to choose from, providing a challenging and immersive experience.

Venusian Vengeance is a retro-style run-and-gun game set in a sci-fi universe. As the last Renegade Sector pilot, you must navigate hostile environments, battle hordes of enemies, and upgrade your ship to defeat the evil Venusian Empire. With its fast-paced action, challenging gameplay, and vibrant pixel art, Venusian Vengeance offers an exhilarating experience for fans of classic shoot 'em ups.

IMPACT POINT! – An ultra satisfying, fast paced, 2-4 player, arena based, multiplayer, top down 2D shooter. An arena shooter with no respawns. Grab what you can and be the last one standing. Featuring exciting gunplay, a bunch of weapons, character customization, gore, and fast paced action. What more could you want? Impact Point was also heavil…

HordeCore is a kick-ass action side-scroller set in a post-apocalyptic world. Become the leader of an ever-expanding group of survivors. Manage supplies, upgrade your team, and craft deadly contraptions to defend yourself! Remember, exploration is vital in this harsh new world. Prepare to forge bizarre alliances and, together, face the many dangers of the wastelands. Take survival gameplay, combin…

"ZCrew" is a Science Fiction Action game that offers both single-player and multiplayer/co-op modes for 2 players. The game takes place in a post-apocalyptic world filled with zombies, giant insects, and mutated monsters. The latest update includes a new snowfield map, an Alien Overlord boss, and an automatic firing system that unlocks more powerful weapons from randomly spawning chests. Upgrade your character and utilize battle support to survive the onslaught.

"Saviors" is a shooter game with both single-player and local 2-player co-op modes, offering a thrilling bullet hell experience. Players can customize their ships and battle through 18 levels in a fight for humanity's survival against aliens. With a full 3D engine, this game boasts compelling music, online leaderboards, downloadable replays, and 100 Steam achievements.

Postal is a single-player horror shooter game with good mechanics and phenomenal music, now offering new control options and LAN multiplayer. Battle through 22 levels of a violence-stricken town using 9 devastating weapons, and test yourself with 22 bonus challenge stages. The game's humor and dense atmosphere make it a unique and entertaining experience.

"Naked Sun" is a fast-paced VR shooter set in a dystopian 23rd century, where humans are on the brink of extinction after AI turned against them. As the hybrid Blackbird, embark on a dangerous mission to intercept a cargo train headed for the Mexico City arcology, the enemy's stronghold, in a last-ditch effort to retrieve the supercomputer's mainframe and shift the war's outcome. Fight against deadly machines and hostile androids to reclaim the abandoned city and save humanity.