Sullivan needed a victory to salvage the Washington Tournament and get a spot in the consolation game, but they took a difficult path.
Francis Howell Central went off in the second quarter on Monday and rolled to a 68-49 win against Sullivan.
The two teams were meeting in the first round of the Washington Tournament.
Rylee Denbow and Kya Harbour buried St. Charles West from beyond the arc on Tuesday and helped the Lady Eagles to a 57-41 win in the first round of the Union Tournament.
Sullivan added another dual win Tuesday when they defeated Pacific, 46-36.
Dillon Witt (126), Ty Shetley (138), Ethan Hurt (145) and Trey Eplin (170) all had victories on the mat.
Chase Walker (120) and Alex Goly (170) finished fourth place on Saturday at the Pacific JV Tournament.
Dillon Freeman (106) came in sixth.
The Eagles had 34 points as a team.