The UFC makes its debut in the Czech Republic on Saturday with UFC on ESPN + 3. The event takes place at the O2 arena in Prague with a main card that runs on ESPN + following prelims on ESPN2.
A light heavyweight matchup with explosive potential headlines. Jan Blachowicz (23-7 MMA, 6-4 UFC) will try to continue the best run of his career when he meets Thiago "Marreta" Santos (20-6 MMA, 12-5 UFC), who is undefeated since moving up to 205 pounds from the middleweight division.
UFC card of the year, check below for 55 pre-event facts about UFC on ESPN + 3.
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Blachowicz's average fight time of 12:16 in UFC light heavyweight competition is the second longest among active fighters in the weight class behind Jon Jones (13:58).
Blachowicz's four-fight UFC winning streak in light heavyweight competition
Blachowicz is one of two light heavyweights in UFC history to earn a knockout from a body kick. He accomplished the feat at UFC Fight Night 53.
Blachowicz lands 54.2 percent of his takedown attempts in UFC light-heavyweight competition, the second highest rate in divisional history behind Lyoto Machida (65 percent).
Santos is 2-0 since he moved up to the light heavyweight division in September.
Santos has earned 10 of his 12 UFC victories by knockout.
Santos' 10 knockouts since 2014 in UFC competition are tied with Derrick Lewis for most in the company.
Santos' eight knockout victories in UFC middleweight competition are tied with Anderson Silva for most in divisional history.
Santos' four knockout victories from Kicks in UFC competition are tied with Machida, Edson Barboza and Vitor Belfort for second most in company history behind Donald Cerrone (seven).
Santos' nine knockdowns landed in UFC middleweight competition are tied for third most in divisional history behind Silva (13) and Nate Marquardt (12).
Stefan Struve's (28-11 MMA, 12-9 UFC) competes in his 22nd UFC heavyweight bout, tied with Gabriel Gonzaga for the third most appearances in divisional history behind Andrei Arlovski (28) and Frank Mir (27).
Struve's three-fight losing is the longest of his career. He has not earned a victory since October 2016.
Struve's 12 victories in UFC heavyweight competition are tied for fourth most in divisional history behind Mir (16), Arlovski (16) and Junior Dos Santos (13).
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 tied with Aleksei Oleinik for 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 "Bigfoot" Silva at UFC Fight Night is the fourth fastest knockout in the UFC heavyweight history.
Struve's seven fight-night bonuses for UFC heavyweight fights are tied for second most in divisional history behind Stipe Miocic (eight).
Marcos Rogerio de Lima (16-5-1 MMA, 5-3 UFC) was successful in his return to heavyweight at UFC 230 in November. He's 2-0 in the weight class under the UFC banner.
De Lima has alternated wins and losses over his past seven fights. He won his most recent bout at UFC 230.
De Lima has earned 14 of his 16 career victories by stoppage. He's finished 13 of those wins in Round 1.
Remaining main card
Gian Villante (17-10 MMA, 7-7 UFC) is 2-3 in his past five UFC appearances dating back to May 2017.
Villante is the only fighter in UFC history to fight to four consecutive split decisions.
Heavyweight fighter in UFC history to absorb 100 or more significant strikes in three consecutive fights.
Villante and Sean O'Connell combined for 202 significant strikes landed at UFC Fight Night 43, a three-round light-heavyweight record.
Villante's knockout of Corey Anderson at 4:18 mark of Round 3 at UFC on FOX 15 marked the second latest knockout in a three-round UFC light heavyweight contest. Mauricio Rua's victory over ex-champ Mark Coleman at UFC 93 holds the record.
Villante defends 85.4 percent of all opponent takedown attempts in UFC light heavyweight competition, the second highest rate among active weight fighters behind Jones (95 percent).
Liz Carmouche (12-6 MMA, 4-4 UFC) was the first female fighter to enter the octagon for a UFC fight when she met Ronda Rousey at UFC 157 in February 2013.
Carmouche is 1-1 since she dropped to the UFC flyweight division in December 2017.
Carmouche has earned three of her four UFC victories by decision.
Lucie Pudilova (8-3 MMA, 2-2 UFC) drops to the UFC women's flyweight division after her previous four octagon appearances at bantamweight.
John Dodson (20-10 MMA, 9-5 UFC) has alternated wins and losses over his past eight fights. He lost his most recent bout at UFC 228 in September.
Dodson is 3-3 since he returned to the UFC bantamweight division in April 2016. He's 4-3 in the weight class overall under the UFC banner.
Dodson has fought to three split decision results in UFC bantamweight competition.
Dodson has suffered all 10 of his career losses by decision.
Klidson Farias de Abreu (14-2 MMA, 0-0 UFC) has earned all of his career victories by stoppage. That includes 10 wins by submission.
Daniel Teymur (6-2 MMA, 0-2 UFC) enters the event on the first losing skid of his career. He has not earned a victory since December 2016.
Veronica Macedo (5-2-1 MMA, 0-2 UFC) is winless in her past three fights after starting her career 5-0.
Macedo was unsuccessful in her debut in the UFC women's flyweight division at the UFC Fight Night 129 in May.
Gillian Robertson (5-3 MMA, 2-1 UFC) competes in her fourth UFC women's flyweight bout, the most appearances in divisional history.
Robertson has earned four of her career victories by stoppage. That includes both of her UFC wins.
Robertson's two stoppage victories in UFC women's flyweight competition
Damir Hadzovic (12-4 MMA, 2-2 UFC) has alternated wins and losses over his past five fights. He won his most recent bout at UFC Fight Night 134 in July.
Marco Polo Reyes' (8-4 MMA, 4-1 UFC) average fight time of 6:51 in UFC lightweight competition is second short among active fighters in the weight class behind Charles Oliveira (4:56).
Reyes lands 6.69 significant strikes per minute in UFC lightweight competition, the third highest installment in divisional history behind Dustin Poirier (7.11) and T.J. Grant (6.83).
Michel Prazeres (26-2 MMA, 10-2 UFC), 37, is the oldest of the 26 fighters scheduled to compete at the event.
Prazeres' eight-fight UFC winning streak is tied for the sixth longest active streak in the company behind Max Holloway (13), Khabib Nurmagomedov (11), Tony Ferguson (11), Robert Whittaker (nine) and Kamaru Usman (nine).
Prazeres is 2-0 since he returned to the UFC welterweight division in May.
Prazeres has landed 42 takedowns in his 12 UFC appearances. He's scored at least one takedown against all of his UFC opponents.
Prazeres is the only fighter in the UFC history to earn two north-south choke submissions. He has two of the five such finishes overall in the UFC history.
Ismail Naurdiev (17-2 MMA, 0-0 UFC), 22, is the youngest of the 26 fighters scheduled to compete at the event.
Rustam Khabilov's (23-3 MMA, 9-2 UFC) six-fight UFC winning streak in lightweight competition is tied for the third longest active streak in the division behind Ferguson (11) and Nurmagomedov (10).
Kocomov has earned seven of his nine UFC victories by decision.
Kobilov is one of 10 fighters in UFC history to earn a knockout victory stemming from a slam. He accomplished the feat at The Ultimate Fighter 16 Final.
Damir Ismagulov (17-2 MMA, 1-0 UFC) enters the event on a 12-fight winning streak. He has not suffered a defeat since September 2015.
Joel Alvarez (15-1 MMA, 0-0 UFC) has earned all of his career victories by stoppage. He's finished 14 of those wins by submission.
For more on UFC on ESPN + 3, check out the UFC Rumors section of the site.
FightMetric research analyst and live television producer Michael Carroll contributed to this story. Follow him on Twitter @MJCflipdascript.