2002: Marshall came into his own as a senior, nearly doubling his goal scoring and shot attempts from his previous three seasons. He added 17 goals to 18 previous and attempted 43 shots to 45 the three years before. He became MU's goal scoring threat in the middle of the season, when he had three goals in five games. Tallies against Wright State (Sept. 16), TCU (Oct. 5) and Wis.-Green Bay (Oct. 8) not only came in a short time frame, but were his only single scoring matches. He had two goal matches against Charlotte (Oct. 19) and Memphis (Oct. 30). He also had a two assist game against Louisville (Oct. 15). His conference surge earned him a spot on the All C-USA Third Team.
2001: Against Wis.-Green Bay (Oct. 31), Marshall had a defining match. He scored three of his team high seven goals against the Phoenix in a 5-0 victory. It was the only hat trick of the season for any Marquette player. He also scored goals against DePaul (Sept. 3), Wis.-Milwaukee (Oct. 3), Memphis (Oct. 14) and UAB (Nov. 16). The strike against Memphis was a match winning tally. The seven goals for Marshall tied him for 10th in the conference. He added to the scoring against UAB assisting on a second goal. He was a starter in eight matches on the season, including the last five. However, he did most of his damage off the bench. All but one of his goals came as a reserve.
2000: Marshall's playing time was down from his freshman season but his production was up. While only playing in nine matches as opposed to 13 a year previous, Marshall logged his first career goal. The scoring tally came in a 4-1 win at South Florida (Sept. 9).
1999: In his freshman season Marshall, proved to be a flashy striker, playing in 17 games, starting five. He was in the opening lineup for his collegiate debut at Portland (Sept. 4) and returned to the starting lineup late in the season. He registered 10 shots.
At Catholic Memorial: Named All-State, Milwaukee Journal Sentinel All-Area First Team and Waukesha Freeman Player of the Year as a senior, Marshall also garnered Classic 8 Conference Player of the Year honors. He tallied 30 goals and 17 assists in his final seasons, earning two-time All-Classic 8 First Team. An accomplished wrestler, he won the state wrestling title at 145 lbs. in 1998.
Personal: Born June 12, 1981, Marshall is the son of Bruce and Dianne Marshall. He has one older brother and one older sister, who also attends Marquette. His sister Kelly played for Marquette women's soccer team and his brother Adam played soccer played soccer for Connecticut. He is a public relations major.