 On August 13, 2010, Sanderson was traded to the Boston Blazers along with a 1st round draft pick in the 2010 entry draft in exchange for Daryl Veltman, Jon Harnett and transition player Kyle Ross as well as the Blazers' first round selection in the 2010 Entry Draft.He was selected with the 4th pick in the Boston Blazers Dispersal Draft by the Minnesota Swarm.He was then traded from the Minnesota Swarm to the Toronto Rock, along with Nick Inch in exchange for 9th pick in the Boston Blazers dispersal draft, 12th pick in the 2011 NLL Entry Draft and a conditional first round pick in the 2012 NLL entry draft.