Slendrina Must Die: The Cellar is an action-adventure horror browser game that requires players to escape from a spooky and dark cellar after a frighting entity called Slendrina has awoken. Players will be forced to solve puzzles and face off the enemies lurking in the darkness in order to make their way out of the cellar. Aside from the challenge presented by Slendrina, players have to also dodge obstacles, avoid monsters, and find secrets to make their escape.