Shorthanded, Marshall's offense struggled to score against Western Kentucky.
Ryan Taylor got into foul trouble and Marshall's offense sputtered to just 50 points.
Marshall won its fifth straight at home and clinched a spot in the postseason.
After winning five of six games, Marshall has turned in a pair of lackluster performances.
Coach Dan D'Antoni said his team didn't play with the energy it needed Thursday to hang with Middle Tennessee.
Marshall has won five of its last six games and is moving up the C-USA standings.
Aleksa Nikolic's 15 points led six double-figure scorers and the Herd prevailed with a late run.
Ryan Taylor had 17 points and 19 rebounds in the win Thursday night.
Doc Holliday says the Herd is "right where it wants to be" after the program inks 25 recruits.
Marshall's 2015 schedule was released this week and Dave Wilson thinks the Herd can contend for a New Years' Bowl.
Herd commits 23 turnovers and can't keep pace with C-USA leaders.
It's the first back-to-back conference wins for the Herd since 2012.
Herd's record-setting quarterback Rakeem Cato named West Virginia's top amateur athlete.
Justin Edmonds' career night lifts the Herd to its first conference win of the season.
Marshall's second-half rally was too little, too late after falling behind early to UTSA.
Ryan Taylor had 24 points but Marshall let another second half lead slip away at FAU.
Marshall built an 18-point lead in the first half, only see FIU close the gap and pull out the win in overtime.
Dave discuss the final football polls of the year, Herd basketball's latest arrival and Daily Mail Sports Editor Chuck McGill joins the show.
Herd center Chris Jasperse will represent Marshall at the annual all-star game.
Its the first time in 12 years that Marshall has finished a season ranked in the top 25.