Games like Diehard Dungeon

"bit Dungeon II" is a challenging action-adventure game with permadeath and permanent leveling. Explore a randomly generated overworld filled with dungeons, demonic enemies, and powerful weapons. Upon defeating the final boss, the game restarts at a higher difficulty, allowing you to grow stronger and potentially become a god. Features include ranged and magic weapons, Steam Play support, and original chip bit music.

"Caveblazers is a fantasy platformer roguelike offering both single-player and local co-op mode for 2 players. The game generates procedurally leveled caves to explore, filled with a vast array of weapons, equipment, and monsters. With smart AI characters, online multiplayer mod, and high replayability, Caveblazers provides delightful game mechanics, outstanding visuals, and a good soundtrack, though it involves plenty of grinding and humor."

UnderMine is a single-player Role Playing game with an intriguing story, spectacular gameplay, and amazing graphics. As you delve deep into the dungeon, discover its secrets and mine gold, while upgrading yourself with relics, potions, prayers, blessings, and curses. Rescue friendly characters for powerful upgrades and challenge dangerous bosses to unfold the mystery at the heart of the dungeon. The game is very replayable, with a hilarious tone and a lot of grinding.

"99 Levels to Hell" is a rogue-like platform shooter where survivors are rewarded with new levels and challenges in every playthrough. With 10 dungeons, 10 boss fights, and 100 levels filled with various monsters, powers, and weapons, players can also discover hidden shops, casinos, and elevators. As you progress, unlock the story of two brothers and ultimately confront the devil to a killer metal soundtrack.

In the action-adventure roguelike game Dungeon Souls, players must navigate procedurally generated levels filled with challenging enemies and bosses, searching for marks to unlock the escape portal. With 10 unique characters, each with their own abilities, and over 50 passive items to discover, players can experiment with different builds and strategies in their pursuit to survive. Permanent skill upgrades offer deeper character progression, encouraging multiple playthroughs in this Nuclear Throne and Risk of Rain-inspired dungeon crawler.

"Enter the Gungeon" is a fast-paced bullet hell roguelike game. You play as a character entering a constantly changing gun-themed dungeon, fighting against various enemies and bosses with an arsenal of creative and powerful weapons. The goal is to find the ultimate weapon to defeat your past. With procedurally generated levels and a wide range of items, no two runs are the same.

The Binding of Isaac is a roguelike dungeon crawler game. Players control Isaac or other unlockable characters, navigating randomly generated dungeons filled with monsters, treasures, and challenges. The game's narrative is based on the biblical story of Isaac, who escapes into the basement to avoid being sacrificed by his mother. Gameplay involves using Isaac's tears as projectiles to defeat enemies, with various power-ups and items found throughout the game to enhance abilities.

"Hammerwatch is a Fantasy Hack and Slash game with outstanding graphics, stellar music, and exceptional gameplay. Play solo or with up to four players in local, online, or LAN co-op. Customize your experience with adjustable difficulty, character development, and unlockable skills. With mod and editing support, there's lots of replayability in this action-adventure game."

"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."

"One More Dungeon" is a first-person shooter roguelike with pixel-art graphics and procedurally generated levels. As an adventure seeker, you must reach the final level of the dungeon and destroy the obelisks used by Evil forces to invade the world. The game features 30+ enemy types, 80+ items, and a parallel universe with manually created locations. With permadeath and a sanity level that decreases when using artifacts, each playthrough is unique and challenging.