UFC Fight Night 115 pre-event facts: Marion Reneau becomes UFC's first 40-year-old female fighter

After a nearly month-long break, the UFC returns to the Netherlands on Saturday.

UFC Fight Night 115 takes place Ahoy Rotterdam in Rotterdam and streams on UFC Fight Pass.

A heavyweight bout is featured in the main event: Stefan Struve (28-8 MMA, 12-6 UFC) looks to improve to 2-0 as a UFC headliner when he meets former Bellator champ Alexander Volkov (28-6 MMA, 2-0 UFC).

For more on the numbers behind the first of four UFC events in September, check below for 35 pre-event facts about UFC Fight Night 115.

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Main event

Stefan Struve

Struve competes in his 18th UFC heavyweight bout, tied with Roy Nelson for fourth most appearances in divisional history behind Frank Mir (27), Andrei Arlovski (23) and Gabriel Gonzaga (22).

Struve’s 12 victories in UFC heavyweight competition are tied for third most in divisional history behind Mir (16) and Arlovski (14).

Struve has earned 10 of his 12 UFC victories by stoppage.

Struve’s 10 stoppage victories in UFC heavyweight competition are tied for fourth most in divisional history behind Mir (13), Arlovski (11) and Gonzaga (11).

Struve’s five submission victories in UFC heavyweight competition are the second most in divisional history behind Mir (eight).

Struve’s 20 submission attempts in UFC heavyweight competition are the second most in divisional history behind Mir (21).

Struve’s 16-second knockout of Antonio Silva at UFC Fight Night 87 marked the third fastest knockout in UFC heavyweight history.

Struve has suffered five of his six UFC losses by knockout.

Alexander Volkov

Volkov is a former Bellator heavyweight champion.

Volkov is 4-0 since his final Bellator bout in June 2015.

Volkov has earned both of his UFC victories by decision.

Remaining main card

Marion Reneau

Marion Reneau (7-3-1 MMA, 3-2-1 UFC), 40, is the oldest of the 22 fighters scheduled to compete at the event.

Reneau becomes the first female fighter age 40 or older to compete in a UFC bout.

Reneau has earned six of her seven career victories by stoppage.

Reneau fought to the first draw in a women’s UFC fight against Bethe Correia at UFC Fight Night 106.

Siyar Bahadurzada

Siyar Bahadurzada (22-6-1 MMA, 2-2 UFC) competes for just the second time since December 2013.

Leon Edwards’ (13-3 MMA, 5-2 UFC) three-fight UFC winning streak in welterweight competition is tied for the fourth longest active streak in the division behind Kamaru Usman (five), Santiago Ponzinibbio (four) and Colby Covington (four).

Edwards’ eight-second knockout of Seth Baczynski at UFC Fight Night 64 stands as the second fastest in UFC welterweight history. Duane Ludwig holds the record for his six-second finish of Jonathan Goulet at UFC Fight Night 3 in January 2006.

Bryan Barberena (13-4 MMA, 4-2 UFC) is 3-1 since he moved up to the UFC welterweight division in January 2016.

Barberena is one of seven fighters in UFC history to earn an arm-triangle submission from either half or full guard. He accomplished the feat against Northcutt at UFC on FOX 18.

Preliminary card

Darren Till

Darren Till’s (14-0-1 MMA, 2-0-1 UFC) 15-fight undefeated streak in MMA competition is tied for fifth longest among active UFC fighters behind Khabib Nurmagomedov (24), Jimmie Rivera (20), Cris Cyborg (19) and Justin Gaethje (18).

Bojan Velickovic (15-3-1 MMA, 2-1-1 UFC) is 1-1-1 since he dropped to the UFC welterweight division in July 2016.

Velickovic has earned 12 of his 15 career victories by stoppage.

Mairbek Taisumov

Mairbek Taisumov (25-5 MMA, 5-1 UFC) returns to competition for the first time since Apr. 10, 2016. The 510-day layoff is the longest of his more than 10-year career.

Taisumov has earned 23 of his 25 career victories by stoppage. That includes four of his five wins under the UFC banner.

Taisumov’s four-fight UFC stoppage streak is tied for second longest among active fighters in the organization behind Francis Ngannou (five) and Stipe Miocic (five).

Felipe Silva (8-0 MMA, 1-0 UFC) has earned seven of his eight career victories by stoppage.

Michel Prazeres

Michel Prazeres (22-2 MMA, 6-2 UFC) has fought to a decision in seven of his eight UFC appearances.

Prazeres is one of four fighters in UFC history to earn a north-south choke submission victory. Rani Yahya, Jake Ellenberger and Jeff Monson have also accomplished the feat.

Prazeres has completed 31 takedowns in his eight UFC appearances. He’s landed at least one takedown against all eight of his UFC opponents.

Mads Burnell (8-1 MMA, 0-0 UFC), 23, is the youngest of the 22 fighters scheduled to compete at the event.

Rustam Khabilov

Rustam Khabilov (21-3 MMA, 7-2 UFC) absorbs 1.53 significant strikes per minute in UFC lightweight competition, the best rate among active fighters in the weight class.

Khabilov is one of nine fighters in UFC history to earn a knockout victory stemming from a slam. He accomplished the feat at The Ultimate Fighter 16 Finale.

Desmond Green (20-5 MMA, 1-0 UFC) has earned 14 of his 20 career victories by decision.

Francimar Barroso (19-4 MMA, 4-2 UFC) lands 52.4 percent of his significant strikes in UFC light heavyweight competition, the second highest rate among active fighters in the weight class behind Jon Jones (55.8 percent).

Mike Santiago (19-9 MMA, 0-0 UFC) enters the event on a nine-fight winning streak. He was 10-9 as a pro prior to his current run.

Abdul-Kerim Edilov (16-4 MMA, 0-0 UFC) makes his UFC debut on a 10-fight winning streak. He’s earned all of those victories by first-round stoppage.

For more on UFC Fight Night 115, check out the UFC Rumors section of the site.

FightMetric research analyst and live statistics producer Michael Carroll contributed to this story. Follow him on Twitter @MJCflipdascript.