Phosporus saw the day in the fall of 2008, when Blanchet (vocal) and Gagné (war drum) invited Gus (guit) a jammer in a dark room Cégep François Xavier Garneau. From the first session of aggressive music, chemistry is indeed among the three musicians. the winter of that year, another member is added to the training, Stan (guit) arrives with his heavy riffs and unique energy! After some trial and error musical, the last piece of the puzzle was put in place in the person of Yvan (bass) just add the maquant element.

At this time, the composition may réelement begin. Since then, the group continues to want to improve. After 2 demos (2009 and 2010) coupon (summer 2010) and several concerts.