Both teams were seeking their first victory of the season after enduring defeats in Week 1, and there was a spring football record crowd of 40,317 on hand to watch it.
It was a back-and-forth battle, with St. Louis ultimately pulling out a 27-24 victory with a field goal at the final whistle.
AJ McCarron passed for 248 yards and a pair of touchdowns and Mataeo Durant rushed for 104 yards and a score to lead the Battlehawks.
Live Coverage for this has ended
11:02a ET
Battlehawks notch first win of season in a thriller
10:45a ET
Renegades back on top!
10:18a ET
Take that! Battlehawks surge back into lead
10:14a ET
Perez-to-Cannella connection puts Renegades in lead
10:02a ET
Renegades come up with a big stop
9:29a ET
Battlehawks hold lead at half
9:02a ET
Arlington ties it up
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8:53a ET
Touchdown, St. Louis!
8:44a ET
It’s a defensive battle through the first quarter
8:15a ET
Fiery pregame speech
7:49p ET
What a crowd in St. Louis!
Live Coverage for this began on 7:50p ET