Devil Daggers (2016)

Inspired by 1990s FPS and arcade games, Devil Daggers is a fast-paced shooter that places you in an abyssal arena to face endless legions of progressively more dreadful demons. Master simple but deep mechanics and fight to survive as long as you can. Challenge your high score or compete for precious seconds with friends or on the global leaderboards. Your spirit and your skills will be tested.
Your limits will be broken.
Gameplay Features:

Face 13 horrifying enemies and a colossal boss.
Mechanics that are simple to learn, but challenging to master!
Learn to circle strafe, bunny hop, dagger jump or master advanced techniques for speed boosts and double jumps.
Harvest crystals to increase the power of your daggers, earn powerful homing daggers.
Beat your best time, climb the leaderboards*, compete against friends or the world.
Learn techniques and strategy from anyone using the replay system.

Technical Features:

Sorath's custom built game engine married with lovingly hand crafted art and sound.
1990s software-style rendering with unfiltered textures and polygon jitter.
HDR 3d positional audio. Optional "HRTF" binaural audio.
3d particle physics system with procedural decal effects.
Supports hundreds of flocking enemies that all avoid each other.
Replay system allows you view replays from every score on the leaderboards*.
Control replays; fast forward, slow down or switch to a bird's eye view.

*Access to leaderboards and replay features require Internet access the creation of a user login.

MINIMUM System Requirements
Windows: 7 / 8 / 10
Processor: 2.0 GHz dual core or better
Memory: 1024 MB RAM
Graphics: Dedicated GPU with OpenGL 3.3 support
Storage: 500 MB available space
Mouse, Keyboard

Additional note: some of the game's functionalities (creating a custom account, submitting scores to leaderboards, watching replays) require an Internet connection.