Games like Bumble Butt

"Room13" is a one-man developed action-platformer game featuring non-stop zombie combat across randomly generated rooms. Armed with a customizable handgun, players must survive each round against hordes of the undead and unique Killtraps. Surviving a round unlocks the room and progresses the mystery of the player's identity, with opportunities for face swapping, weapon crafting, and boss battles.

"Overture is a single-player Role Playing game that combines action-adventure and roguelike elements for intense and challenging gameplay. Explore vast randomly generated dungeons, engage in difficult boss fights, and collect an arsenal of weapons and loot. With 24 character classes and a chiptune soundtrack, Overture promises a delightful and immersive experience, but be warned: it will 'kick your butt and not apologize'."

"NIDUS is a challenging Action game that offers Single Player and Local Co-Op modes for 2 players. Control a Symbiotic Flower and Wasp, evolve for defense and attack, and upgrade worlds in this split-screen experience. With 20-30 minute runs, no-hit score multiplier, nightmarish bosses, and unlockable difficulties, NIDUS offers an immersive and thrilling gameplay with surreal hand-animated visuals."

Against Great Darkness Prologue is a roguelite brick-breaker bullet hell where you choose a pagan deity to battle through the circles of hell. Juggle disks to defeat enemies, acquire powerful relics, and face relentless demonic bosses. Each run is unique, featuring risk-reward choices and progression through challenging encounters.

"Touhou Blooming Chaos" is a vertical danmaku shooter game featuring characters from the Touhou Project. Players battle through stages of increasing difficulty, facing off against challenging bosses with unique attack patterns. The game offers various difficulty options and a practice mode for perfecting your skills.

Chroma Blast is a fast-paced twin-stick shooter where you battle waves of enemies while upgrading your ship's vibrant arsenal. With 31 unique weapons, 6 challenging enemy types, and a deadly boss, players can test their skills and compete on online leaderboards. Its dynamic gameplay offers varied styles and intense action for both casual and hardcore players.

"Project Starship X" is a Rogue-Lite shooter where you play as Swagthulhu, piloting a spaceship and "CRASH-KILLING" comical abominations in a wacky Lovecraftian parody. The game features procedural generation for high replayability, 14 levels with their own themes, various items and powerups, and multiple modes including Hardcore and Ultra-Hardcore. The game boasts a chiptune soundtrack and unique "Mad Events" for a varied experience.

Space Moth DX is a shoot 'em up game with intense arcade action and a brand new DX Mode for bullet dodging challenges. The rebalanced Arcade Mode is suitable for beginners looking to get started with bullet hell games. With over 30 giant insects armed with lasers and various control options, it offers a satisfying scoring system and ultimate control for an engaging gaming experience.

In Glorkian Warrior: The Trials Of Glork, play as a snarky intergalactic warrior and navigate through levels filled with colorful alien enemies. Utilize an arsenal of weapons, power-ups, and your trusty companion, Super Backpack, to defeat bosses and progress. This game is a humorous and challenging mix of side-scrolling shooter and platformer gameplay with retro-inspired pixel art.

Mighty Goose is a fast-paced run-and-gun shooter with tight controls and customizable playing styles. Battle against enormous bosses, pilot war-machine vehicles, and collect upgrades and secondary weapons to take down the galaxy-conquering Void King and his army. This action-packed game features numerous secrets and challenges to test your skill, timing, and reflexes.