Legend of Grimrock

Legend of Grimrock is a first-person action role-playing game with tile-based movement and realtime game mechanics.Gameplay consists of a combination of puzzle solving and combat. Characters within the party gain experience for slaying creatures and beasts and equipment is obtained through exploration and solving of puzzles throughout the dungeon. The party is composed of four characters that were made prisoners and thrown on Mount Grimrock and then must escape its maze-like halls. (Wikipedia)