By The Numbers: UFC Vegas 101 Pre-Fight Edition

A women’s strawweight rematch between Mackenzie Dern and Amanda Ribas will headline UFC Fight Night 249, as the Ultimate Fighting Championship flips the switch on its 2025 campaign on Saturday at the UFC Apex in Las Vegas. Meanwhile, American Top Team’s Santiago Ponzinibbio squares off with ex-Brave Combat Federation titleholder Carlston Harris in the three-round welterweight co-main event.

Ahead of UFC Fight Night 249 “Dern vs. Ribas 2,” a look at some of the numbers the fighters on the docket bring to the table:

9: Consecutive calendar years in which Dern has fought at least once. She went 2-0 in 2016, 3-0 in 2017, 2-0 in 2018, 0-1 in 2019, 3-0 in 2020, 1-1 in 2021, 1-1 in 2022, 1-1 in 2023 and 1-1 in 2024.

4: Ribas wins by submission, accounting for 31% of her career total (13). Her methods of choice: two rear-naked chokes, one armbar and one kneebar.

74: Rounds started by Ponzinibbio as a professional mixed martial artist. He has gone the distance on 11 different occasions and carries a 7-4 record in those bouts.

6,208: Miles between where Harris trains with the Renovacao Fight Team in Rio de Janeiro and Ultimate Fighting Championship headquarters in Las Vegas.

39: Years of age for Abdul Razak Alhassan. The oldest fighter on the card, he was born on Aug. 11, 1985 in Accra, Ghana. Alhassan meets Cesar Almeida in a three-round middleweight showcase.

67: Percent finish rate for Almeida. The Lotus MMA product has secured four of his six pro victories by knockout or technical knockout.

150,000: Dollars in post-fight bonuses pocketed by Curtis across his nine appearances in the UFC. The former CES MMA titleholder has been awarded “Performance of the Night” twice and “Fight of the Night” once. Curtis faces Roman Kopylov in a three-round middleweight feature.

2: Men other than Kopylov who have held the Fight Nights Global middleweight championship. Abusupyan Alikhanov and Vladimir Mineev complete the exclusive list.

7: Organizations for which Christian Rodriguez has plied his MMA trade. In addition to the UFC, the Roufusport product has suited up for Bellator MMA, Dana White’s Contender Series, Cage Fury Fighting Championships, Legacy Fighting Alliance, North American Fighting Championship and Driller Promotions.

23: Years of age for Bashi. The youngest fighter on the card, he was born on Sept. 29, 2001 in West Bloomfield Township, Michigan.

31: Seconds needed for Punahele Soriano to punch out Rafael Celestino at a Titan Fighting Championship show on April 6, 2018. Nearly seven years later, it remains his fastest finish to date. Soriano confronts Kings MMA rep Uros Medic in the three-round welterweight appetizer.

8: Medic victories by knockout or technical knockout, accounting for 80% of his career total. His list of UFC victims: Tim Means, Matthew Semelsberger, Omar Morales and Aalon Cruz.

.775: Cumulative winning percentage between the 28 fighters booked to compete at the event. They sport a combined record of 369-107-1. Curtis has the most wins (31) and losses of anyone on the card.