Kameo: Elements of Power is an action-adventure video game developed by Rare and published by Microsoft Game Studios exclusively for the Xbox 360 as a launch title. The player controls the title character, an elf, who journeys to recover her elemental powers and captive family from her evil sister and the troll king. Kameo's ten elemental powers let her transform into creatures and use their varied abilities to solve combat-oriented puzzles and progress through the game's levels.