The Quads of Pain Series

The Quads of Pain Series is the entire trilogy in which all of this comes from. The series includes 3 parts, so far, which are the following:
 * The Quads of Pain: Book 1 (Guardians of the Vortex)
 * The Time Warriors
 * The Quads of Pain: Book 2 (Retaking the Planet)

Books 1 and 2 can be found at this link and can be read for free:

http://quadsofpain.deviantart.com/gallery/53315343/The-Quads-of-Pain-Trilogy