if you’re into Doom, Furi \ Titan Souls, this game will fulfill your needs with its FPS, fast-paced gameplay that heavily focuses on Boss fights, each with a unique approach that has its own mechanics, and a load of enemies to unleash your anger and test your arsenal upon.
https://store.steampowered.com/app/1342360/Everlasting_Guilt/

My Gameplay:
https://www.youtube.com/watch?v=RDHXkcRy31Y