God of Light ($2) is a new game from Playmous that features music from British electronica group UNKLE. A physics puzzle game, God of Light challenges players to guide a beam of light from a starting point to an end point using mirrors, while picking up crystals along the way. A few in-app purchases are offered, but they’re not pushed aggressively. The game’s mascot, Shiny, is a cute little ball that unleashes the ray of light players…