Park "trOt" Sung Jin is a former StarCraft progamer from South Korea who played Terran for SK Telecom T1.
He coached in StarCraft II for Evil Geniuses.
trOt retired in 2010. After he completed his mandatory military service, he re-joined SKT T1 in an administrative and coaching role upon the invitation of then-team manager Park Yong Un. At the end of 2012, he joined Starcraft II team Evil Geniuses as part of their Korean staff, now also coaching players of the new Starcraft II Proleague joint-venture team EG-Liquid.