Facing a must-win situation for the third straight week, Blackman was up to the task Friday night as it pulled out a 23-21 road victory against Cookeville.
The winner of the regular-season finale knew it was headed to the playoffs while the loser knew its season was over.
Receiver Todd Lark's long reverse late in the game set up a 28-yard field goal attempts for Jackson Satterfield, the kick was good to send the Blaze into the postseason.
"It was a wild night," Blackman coach Kit Hartsfield said. "It wasn't pretty but we were able to get the job done. Winning is all that matters at that point."
Lark was bulk of the Blaze offense as he also caught two touchdown passes from quarterback Drew Beam.
Blackman (4-5, 4-2 3-6A) travels to No. 1 seed Hendersonville this Friday in the first round of the 6A playoffs.
MTCS 38, Webb 14
Middle Tennessee Christian School defeated Webb 38-14 on Friday and earned a No. 3 seed in the TSSAA state playoffs.
The Cougars led just 21-14 at halftime but outscored the Feet 17-0 in the second half to finish the regular season 5-4 overall and 5-1 in region play.
MTCS will host Columbia Academy (1-6) in the first round on Friday night.
"We knew it was no walk in the park and we needed to go down there and take care of business," MTCS coach B.J. Robertson said. "In the first half we had a lot of penalties, unnecessary penalties. We corrected those things at half time. We came out in the second half and focused and locked in. I w really proud of the guys for finishing the game."
Eli Wilson rushed for more than 180 yards and a pair of scores to lead the MTCS running attack.
Eagleville 20, Loretto 0
The Eagles locked up the No. 3 seed in the TSSAA playoffs with their third shutout of the season.
Eagleville used a punishing ground attack to earn the victory as quarterback Marcus Collins led the way with 194 yards and three touchdowns on 17 carries. Brody McLemore had 64 yards on 13 carries and Caleb Caywood added 40 yards on eight attempts.
Collins also completed 6 of 11 passes for 44 yards. Kaden Snitzer had five receptions for 39 yards.
Damien Stingley led the defense with seven tackles, including three for losses and two sacks. Brody McLemore had eight tackles, Donovin Darnell had six and Wyatt McLemore had five.
"Our defense has carried us a bunch," Eagleville coach Floyd Walker said. "We've struggled to put some points on the board. We wanted to keep it close to the vest offensively, maintain good field position and not turn it over.
"I thought our offensive line did a good job up front and i thought our backs ran hard."
Eagleville plays at No. 2 seed Riverside on Friday night.
Siegel 14, East Hamilton 12
The Stars, who finished the season 1-9, maintained the lead most of the game before giving up a late touchdown.
"It's been a tough season but I'm as proud of these guys as any team I've ever coached," first-year Siegel coach Adam Renshaw said. "We got better as a football team. The results might not show it, but we got better and I'm really excited about the future."