The Indians (0-5), answered back before the first quarter was over when running back, Braylon Parrish broke off-tackle, sprung outside and raced 81-yards down the left sideline. The Jacksonville PAT kick was blocked by Dontavious Boyd.
Hart stretched the one-point lead on another TD strike of 31-yards to Ashton Robinson.
Jacksonville however tied the game up later as Carter McCown threw to a wide-open Claude Franklin in the Marshall end zone.
The Indians dew even at 14-14 when Lekendrick Anderson bulled in for the PAT run.
Marshall grabbed the 21-14 halftime lead when much-faceted Jaucque Kuykendall sprinted around the right end and down the sideline from 42-yards, and the Acuna kick made it 21-14, Marshall at the break.
The Mavs controlled the ball most of the first half, holding a 244 to 165 in total yards advantage at intermission.
Kuykendall made his second TD run with 44-seconds before the end of the third quarter, The Acuna PAT boot was true for a 28-14 count going into the final stanza.
Another Maverick TD run by Kuykendall made it a 28-14 count, with a 19-yard TD run just before the quarter.
McCown got the Indians back on a roll as he found Trent Sansom for a big 23-yard completion to the Mavs one-yard line. One play later, McCown bulled in from three-yards away, and the Travis PAT kick made it a 28-21, Mav lead with 10:30 left in the game.
Kuykendall added 167-yards on 17 carries and three touchdowns.
Marshall 35, Jacksonville 28
Jacksonville 6 8 0 7 - 28
Marshall 7 14 7 7 - 35
First Quarter –
M: Marek Reyes 4 pass from Justin Hart, (Emanuel Acuna PAT kick), 10:10
J: Braylon Parrish 81 run, (kick blocked), 4:33
Second Quarter –
M: Ashton Robinson 31 pass from Justin Hart, (Acuna kick good), 7:56
J: Claude Franklin 14 pass Carter McCown, (Lekendrick Anderson PAT run good), 6:17.
M: Jaucque Kuykendall 42 run, (Acuna kick good), 4:56