sentences:  Boston made the Grand Finals in 2012 before falling in a close contest to the Jacksonville Axemen.In 2015, Boston won their first National Championship defeating the South Conference champion Atlanta Rhinos 44-12.The team was named the 13s reflecting the 13 original colonies of America, the thirteen players on the field in rugby league, plus the fact that the club is the thirteenth RLFC to be founded in the United States.