Hitogata Happa

First of the three titles in the Gundemonium Collection, this pixel-style side-scroller brings the intensity of the 'bullet hell' shooter genre to Steam. Choose one of two playable characters, including an unlockable third character! Modify character weaponry to your liking! Dominate 5 levels of frenetic gameplay while being bombarded with high-impact weaponry. Each level culminates with a challenging boss to defeat. Three game play modes will keep the non-stop action going! Experience a new level of game-play: Enjoy Gundemonium Recollection while listening to a brand-new arranged soundtrack.

Shoot 'em up with the 3rd game in the Gundemonium Collection series. Hitogata Happa is considered one of the hardest doujin style shooters ever! – Unlike the first two games, Hiitogata Happa is a vertical scrolling upward shooter, the action in this game is a visual mish-mash of weaponry that will give your senses a total overload. Threatened by an invading army who is terrorizing the land, Rosa enlisted the magic of a witch, Kreutzer – who has charmed her own army of magic dolls, each with extreme power and crazy weapons. Use these dolls to take revenge on the invaders as you blast through six, intense stages. Choose from twelve playable characters (four unlockable), each with their own special abilities, and unlock secret game features.

DonPachi is a 1995 vertical manic shoot-'em-up originally in arcades and was the first game from the developer Cave. Settings are mainly woodland and enemies are military vehicles and robots, culminating in the final boss, a huge robotic bee. One of three weapon configurations is chosen at start and then leveled up through dropped power-ups. DonPachi was ported to the Sega Saturn and Sony Playstation in 1996.

QP Shooting - Dangerous!! is a bullet hell type shoot'em'up starring the pudding-loving dog girl QP seen in 100% Orange Juice. Nothing can stand between QP and her pudding - not even difficulty options to reduce the experienced gamer to tears! The game has 5 stages and 4 difficulty levels, as well as 3 styles to chose from that affect the use of your hyper mode in-game. It also has an arcade and a conquest mode, which allows you to save after each stage.

Reload for more shooting action with GundeadliGne, the 2nd title in the Gundemonium Collection - this anime-style side-scroller brings the intensity of the 'bullet hell' shooter genre to Steam. Take your place as a mercenary and assist in the effort to prevent the annihilation of mankind by the demons of the underworld. Grab a friend, lock and load your guns - play online together in co-op mode! Choose from two player characters, and fight to unlock the third! Four levels of difficulty will make your experience an intense battle. As an added bonus, choose from 6 Matrix Masters with different abilities to help you along your way.

In this non-shooting shoot 'em up, you are a single white pixel who can absorb the bodies, abilities, and weapons of every enemy pixel you collect. It's up to you to stay either a small and nimble ship, or turn large and powerful. Just remember: protect your core white pixel, because every mistake could be your last.

BLUE REVOLVER is a fresh new shoot-em-up built for newcomers and psychos alike. An adaptive difficulty system tailors the game to your skill level as you fight and flourish to evade the maniac environmental force, "Blue Revolver"!

Saviors brings the best bullet hell experience you can find on Steam. Play through 18 challenging stages in this ultimate test of tactics and reflexes.

Harmful Park was only released on the Playstation in Japan by a small company named Sky Think Systems. It's your standard 2D side-scrolling shooter, except set in a bizarre amusement park. As the (relatively lengthy) introduction tells you, an evil scientist has taken over Heartful Park and is using it for nefarious purposes. One of his colleagues aims to stop him, but she's old to do it herself. So, she commands her two slacker daughters to save the day, equipping them with some kind of flying motorcycle armed to the teeth with strange weapons.

Super Nano Blaster is a shoot-em-up offering single-player and local co-op modes, that transports you to a retro-style digital universe. Delve into technology with your vessel and destroy anything that gets in your way!

Blast hordes of alien ships into junk. Collect the scrap to upgrade your ship into an unstoppable force of destruction. Unlock new characters and weapons and upgrade your stats between runs.

Gunvein is a dynamic, aggression-based bullet hell shoot em up where you use lock on lasers, charged weapons, bombs & hypers to overwhelm the enemies before they overwhelm you.