Paranautical Activity combines the classic FPS action of games like Doom and Quake, with the randomness and difficulty of modern roguelikes like Binding of Isaac and Spelunky.
The changelog is as follows:
fixed floor staying dark when falling through a hole in a dark floor
fixed boss health bar staying on screen when falling through a floor during a boss fight
fixed mermaid killing herself
fixed snail randomly damaging player until they die
fixed not returning to menu after credits end
fixed the golden scissors powerup removing the scissors item
fixed problem that was causing occasional stuttering
fixed crosshair showing up in credits
fixed occasionally being able to see up into the level after falling through a hole
fixed shop corners not touching
fixed being able to escape the elevator after sending it to the nextfloor
fixed powerups intersecting objects
added more fanart to the credits
added proper credit for sound effects
added davy jones locker item to item pool
added unique sounds for each powerup
tweaked rocket sound to make it quieter
tweaked (SECRET SPOILER) [spoiler]explosive barrels to make them sometimes drop bombs and the blast shield item[/spoiler]
tweaked special room (armory&trap room) frequency. made them more rare