Games like B99

"Pixel Boy and the Ever Expanding Dungeon" is an action-RPG shoot-em-up with four dynamically generated acts, each featuring epic boss battles. Create over 6000 unique weapons by combining and stacking power-ups, and craft custom armors with different effects and levels. The game also includes character leveling, multiple vendors, a variety of enemies, survival mode, and controller support.

"RAD is a single-player hack and slash rogue-like game set in a post-post-apocalyptic world. As a teenage protagonist, you explore the ever-changing radioactive wasteland of the Fallow, battling strange creatures and gaining mutations that alter your abilities. With wonderful gameplay, good visuals, and delightful music, RAD offers a funny and engaging experience, albeit very grinding."

"Delver" is a single-player, fantasy hack and slash roguelike game with 90s FPS combat and classic RPG mechanics. The procedurally generated dungeons and permadeath system make for tough, yet engaging gameplay, with no grinding to save you. Despite some bugs, the exceptional visuals and music create a dense and immersive atmosphere, offering lots of replayability. Your mission: delve into the shifting dungeons, find the Yithidian orb, and survive.

"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.

Heavy Bullets is a challenging rogue-lite shooter where you navigate neon corridors armed with a revolver and just six bullets, which must be retrieved and reloaded carefully. Players collect unique items and perks to aid progress, balancing cautious movement with strategic use of limited resources. Death is permanent, but banked money persists for future attempts to reset the security mainframe.

"EVERSPACE is a single-player Sci-Fi shooter with roguelike elements, a captivating plot, and stunning graphics. Engage in intense space combat, collect and mine resources, and encounter unique characters in a procedurally generated universe. Despite being grindy, its unique atmosphere and replayability make for a wholesome story and countless hours of hilarious fun."

"Risk of Rain is a 2D action roguelike game with randomized stages, enemies, and permadeath. Players can find over 100 items to help them fight through hordes of monsters and bosses as they search for the teleporter to escape the planet. The game features online co-op for up to 4 players. Each run offers a new, challenging experience with its procedurally generated content."

"COMPOUND is a challenging, rogue-lite single-player shooter for Virtual Reality with tough enemies and retro vibes. Its masterful gameplay, intriguing story, stellar graphics, and excellent atmosphere keep you hooked, despite the grinding and high difficulty. With room for player feedback, this passion project allows for a rich, replayable experience that will put your VR skills to the test."

"Mortal Sin" is a roguelike game with brutal, fluid melee combat where attacks cause devastating wounds and limbs fly. Procedurally generated levels, loot, and quests ensure endless replayability, and unique playstyles can be unlocked through special classes like the Mage, Monk, or Berserker. The game's combat system is deeply rewarding and easy to get into, with 4k gameplay offering greater detail and clarity.

Katanaut is a single-player horror hack and slash roguelite, blending Metroidvania exploration with souls-like combat aboard a sprawling, decaying space station. Players navigate shifting corridors, facing twisted enemies and unlocking abilities through memory fragments, all set to an atmospheric soundtrack and stunning graphics. Each run presents new challenges in this fast-paced, ingenious experience.