Dolmen is a sci-fi action-horror game with a third-person perspective and role-playing elements. The game takes place on the planet Revion Prime, where the hero needs to collect samples of crystals that have unique properties and can erase the boundaries between worlds. However, the path to the crystals is blocked by various alien monsters, with whom the character will have to fight to complete the mission. As you progress, you will be able to improve your suit in every possible way, using various resources found on the planet, as well as craft weapons and armor.