FusionDex.org

Both Marovern's helmet and wings are made of hardened cartilage. Its wings do not allow flight, but curiously can maintain its weight for gliding. As it glides, the wind whips through its ears creating supersonic waves.

They fly around on moonless nights and attack careless prey. A Marovern is the evolved form of a Cubone that has grown tough by overcoming the grief of losing its mother.