Year in and year out we can expect the Chargers to be led by veteran stars like Philip Rivers, Eric Weddle, and Antonio Gates. But who can we expect to step up as an unsung hero this coming season? Sometimes the unsung hero is an undrafted free agent like Branden Oliver. Sometimes they are a free agent pickup like Danny Woodhead. Other times they are a player who battled injury to begin their career like Donald Butler. Being in the right place, in the right system, at the right time is the perfect recipe for a breakout season. Here is an early look as some returning players who are ready for their breakthrough year in 2015!