Games like Boss Slayer

In Chicken Invaders 4, players join a frantic battle against an army of chickens determined to take over the solar system. With new weapons, power-ups, and customization options, players must save Earth and blast their way through an epic intergalactic adventure. This sequel introduces in-depth gameplay features, including cooperative multiplayer mode, making it an engaging and exciting experience for all sci-fi shooter enthusiasts.

"Titan Attacks!" is a classic arcade-style shoot 'em up game with modern features. Protect your planet from hordes of invading aliens, using a variety of upgradable weapons and power-ups. Experience the thrill of survival as you battle through increasingly difficult levels, with boss fights at the end of each stage. The game features retro pixel art graphics and a chiptune soundtrack that heightens the nostalgic feel.

In "Chicken Invaders 5", thwart revenge-seeking intergalactic chickens' plot to freeze Earth by blocking sunlight. Traverse the galaxy to assemble an ancient artifact and save the day. Afterward, reward yourself with various Space Burger chicken dishes, but be prepared for unexpected developments threatening the safety of the galaxy.

"Vortex Attack" is a fast-paced shoot-em-up game with vibrant visuals and frenetic action. Players navigate through stages filled with enemies, dodging bullets and firing back to survive. The game features numerous upgrades and power-ups, as well as a variety of ships to choose from, each with unique attributes and abilities. High scores and online leaderboards add a competitive element to the frenzied gameplay.

Project X: Light Years is a high-octane side-scrolling shoot’em-up where players pilot advanced spacecraft against relentless alien forces and massive bosses. Combining modern graphics and refined mechanics with a nostalgic soundtrack, it honors the classic while delivering intense, strategic combat. Prepare your ship with powerful weapons and upgrades for an epic space battle.

Serious Sam’s Bogus Detour is an all-new action-adventure in the legendary Serious Sam saga from Hammerwatch developer Crackshell. Battle through beautiful Mediterranean locales, dangerous biological weapons labs and even high-tech moon bases as a one-man wrecking crew or in four-player online cooperative for maximum chaos! Dominate the chaotic Survival and Versus modes or make your own mods, mode…

In "The Last Archwing" , you are Chet Brickhouse, Earth's last hope against the Zarkhan Empire. Piloting the advanced Archwing star fighter, you engage in a fast-paced, vertically scrolling space shooter experience. Cooperative gameplay for up to four players is supported, with levels containing diverse enemies and bosses, upgradeable weapons, shields, and special abilities through earned credits and power-ups. Perform Barrel Rolls and other special moves to turn the tide of battle!

"Sky Force Anniversary" is a vertical scrolling shoot'em up game with modernized graphics and intense battles. The game features various aircrafts to upgrade, numerous enemies and bosses to defeat, and challenging missions with increasing difficulty levels. With its vibrant visuals and captivating gameplay, Sky Force Anniversary offers a thrilling shoot'em up experience.

"Heroes of CyberSphere: Online is a sci-fi shooter game with PvP team deathmatch and PvE coop multiplayer modes. Experience an interesting plot, outstanding game mechanics, and hilarious moments, all enhanced by ingenious visuals. Be prepared for lots of grinding and some bugs, but they don't detract from the overall thrilling gameplay."

Space God is a top-down shooting game that reinterprets retro sensibility. You can experience singleplayer, co-op, and online multiplayer. Never stop and keep moving! Then you will survive.