Winger Mustoe arrived from Wigan on a one-month loan earlier this week, along with striker Styche, who was brought in from Forest Green Rovers.
The visitors are looking to turn around a run of form that has seen them pick up just one win in their last 11 games.
Mansfield Town: Marriott, Sutton, Tafazolli, Dempster, Westlake, Jennings, Howell, Clements, Stevenson, Rhead, Dyer
Subs: Beevers, Riley, Daniel, Meikle, McGuire, Clucas, Palmer
Wycombe Wanderers: Ingram, McCoy, Mustoe, Johnson, Doherty, Arnold, Scowen, Lewis, Wood, McClure, Styche
Subs: Horlock, Stewart, Hause, Kewley-Graham, Kretzschmar, Jeffrey, Kuffour