Play The Land Before Time: Into the Mysterious Beyond online in your browser and enjoy with Emulator Games Online! The Land Before Time: Into the Mysterious Beyond is GBA game USA region version that you can play free on our site. This game has adventure, action, platform genres for Game Boy Advance console and is one of a series of platform games. If you love platform games you can also find other games on our site with Retro Games. Below you will find control for the emulator to play The Land Before Time: Into the Mysterious Beyond.