Delver Magic Book VII: Altered Messages

Utilizing magic to overcome their treacherous nature, six serps form a council bent on obliterating order. Great magical spells and horrific monsters crash down upon the land in waves. The guardians of Uton hope to end the crisis without directly confronting the serps, but it is Ryson Acumen who realizes that the only way to match the serps' influence is to move faster than they can scheme.