Games like Warhammer 40,000: Boltgun

"Prodeus" is a horror-themed shooter game with great gameplay and graphics, a sensational soundtrack, and plenty of humor. It features a hand-crafted campaign, co-op and multiplayer modes, a level editor, and a community map browser. The game combines modern rendering techniques with retro aesthetics for a unique visual experience, and offers fast-paced, non-stop action against the Prodeans and forces of Chaos. Overall, it's a highly emotional and fantastic game with great replayability.

Project Warlock is a pixelated first-person shooter game with heavy metal music, where players battle through 60 levels of challenging enemies and bosses across 6 different worlds. As theWarlock, players can use over 35 weapons, spells, and magical abilities to defeat the forces of evil. With roguelike elements and a level editor, Project Warlock offers high replayability and customization.

Forgive Me Father is a Lovecraft-inspired FPS game with a distinctive retro horror comic book style, where you fight against eternal evil while dealing with your increasing madness level. The game features classic 90s FPS elements such as non-reloading weapons, powerups, and first aid kits. Explore the detailed 3D environment filled with 2D elements and hidden areas to uncover the story and solve the mystery of this eerie world .

"Wrath: Aeon of Ruin" is a retro-style first-person shooter where you play as Outlander, tasked by the Shepherd of Wayward Souls to hunt down the remaining Guardians of the Old World. Explore ancient ruins, battle dark creatures, and uncover forgotten secrets in a dying world. The game is still in active development with a roadmap that may change.

"Strafe" is a single-player Science Fiction Shooter game with amazing gameplay, awesome graphics, and a delightful soundtrack. The game boasts phenomenal atmosphere, exceptional replayability, and permanent damage effects with über-gore technology. Levels are randomly generated and constantly change, providing an endlessly challenging and violent deep space experience.

"Project Warlock II" is a boomer-shooter game that takes you through various dimensions filled with deadly monsters. As a warlock, you have access to a wide range of weapons and spells to aid you in your battles. The game features fast-paced action, puzzle-solving, and exploration, providing an immersive and exhilarating experience.

"AMID EVIL" is a magical FPS game with seven unique episodes, each with distinct enemies and environments. Players can wield powerful weapons that can be charged with the souls of the vanquished foes. The game features brutal AI, sprawling non-linear levels, and an original soundtrack. It is built in Unreal Engine 4 with support for ray tracing and DLSS 2.0.

"Seven, a betrayed special ops soldier, seeks escape from a dystopian cyberpunk city and discovers a mysterious voice in her head in SPRAWL, a hardcore retro FPS. Fight government forces, explore the sprawling megalopolis, and uncover secrets in this stunning shooter game with fabulous story, atmosphere, and masterful music, despite its share of bugs and grinding."

"Selaco is a single-player action game with excellent mechanics and a lengthy story-driven campaign. Inspired by classics like F.E.A.R. and Half-Life, it offers thrilling action, destructibility, smart AI, and a fleshed-out story in an immersive game world. As Dawn, an ACE Security Captain, uncover the truth about Selaco's dark past while fighting off invaders in this underground refuge."

"Incision" is a horror shooter game with a single-player mode, showcasing brilliant game mechanics, stunning visuals, and an immersive soundtrack. Inspired by classic FPS games like Doom, Quake, and Blood, it promises a challenging, gory experience that requires skill and focus. Clearing forts filled with monsters while avoiding detection adds depth to the intense, merciless carnage.