Decarnation is a story-driven adventure with horror elements. The main character explores a vast and mysterious territory, gradually solving puzzles and fighting unusual enemies. Along the way he will encounter traps and deadly monsters. Moving through a phantasmagoric dream world, the protagonist will overcome his own nightmares, encountering the most terrifying creatures from his mind.

To defeat internal and external monsters, the user needs to find keys by carefully studying the environment. The difficult situation in which the central character finds himself is filled with positive emotions. The gameplay will require you to solve logic problems, fight opponents, overcome traps and explore the area for useful and key items.

The main character is trying to survive, finding himself on a multi-level psychological seesaw. He fights in the real world with the help of his physical abilities and moves through locations created by his subconscious, where it is impossible to escape from difficulties. Classic survival horror elements are presented, where the gamer will encounter terrifying bosses, predators and will wander through dark rooms and stumble upon frightening aspects of areas. Problems in reality create dangers in the fictional dimension, and successes make the further journey easier.