The game consists of 150 different locations including vast lava caverns. During the course of the game the player encounters talking stones, flying lizards, various gate mechanisms as well as puzzles that the player must solve.
PC Zone gave the Sign of the Sun a score of 41 out of 100, wishing that the game had more characters to interact with and more content to complete. PC Player gave the game a score of 21 out of 100, criticizing the controls and action sequences.