The UFC’s second event of the year sees Ireland’s Conor McGregor (16-2 MMA, 4-0 UFC) look to secure his shot at the featherweight title with a main-event matchup against veteran Dennis Siver (22-9 MMA, 11-6 UFC).

UFC Fight Night 59 marks McGregor’s first stateside headliner. He looks to stay unbeaten on American soil against Siver, who gets the first main-event opportunity of his 19 UFC appearances, in the FOX Sports 1-televised headliner.

Outside of the main event, Boston’s TD Garden boasts the three winningest lightweights in UFC/WEC history. They enter the octagon for a combined 67th time.

To check out the numbers behind the UFC’s first Sunday-night event since The Ultimate Fighter 19 Finale this past July, check out these 55 pre-fight facts about UFC Fight Night 59.

Main event

McGregor competes outside of Europe for just the third time in his pro career. He’s 2-0 when fighting in the U.S.

McGregor enters the event on an 11-fight winning streak. He hasn’t suffered a defeat since November 2010.

McGregor’s four-fight UFC winning streak is the second longest one in the UFC’s featherweight division behind champion Jose Aldo (seven).

McGregor has earned 14 of his 16 career victories by knockout. He’s earned 12 of those finishes in the first round.

McGregor’s three knockout victories in UFC featherweight competition are tied for the third most in divisional history behind Chad Mendes (four) and Cub Swanson (four).

McGregor recorded the fourth-fastest debut victory in UFC featherweight history with his 67-second knockout of Marcus Brimage at UFC on FUEL TV 9.

McGregor has been controlled for just 22 seconds in the clinch and ground positions during his four-fight UFC career.

Siver is 3-1 with one no-contest since he dropped to the UFC featherweight division in April 2012.

Siver has earned his past five UFC victories by decision. He hasn’t finished an opponent since November 2010.

Siver is one of three fighters in UFC history to earn a knockout stemming from a spinning back kick. Former bantamweight champion Renan Barao and David Loiseau are the others.

Siver has landed 199 leg kicks during his UFC career, the fifth most of any fighter in company history.

Siver landed 222 total strikes against Nam Phan at UFC on FOX 5, the second most ever in a UFC/WEC featherweight bout behind Frankie Edgar’s 259 total strikes at UFC Fight Night 57. Siver’s +104 significant strike differential in the bout stands as the largest in UFC/WEC featherweight history.

Siver has suffered seven of his nine career losses by stoppage. He was finished inside the first round in five of those losses.

Co-main event

Donald Cerrone (26-6 MMA, 13-3 UFC) competes in his 27th UFC/WEC lightweight bout, the most appearances in the combined history of the two organizations.

Cerrone competes 15 days after his UFC 182 victory over Myles Jury, the fourth fastest turnaround in UFC history (Chas Skelly, 13 days; Chris Leben, 14 days; Dustin Pague, 14 days). He’s the first fighter to make two octagon appearances in 2015.

Cerrone will become the 11th fighter in history to compete in two UFC bouts in 30 days or fewer (outside of one-night tournaments). Previous fighters to accomplish the feat went 4-6 in the second contest.

Cerrone’s six-fight UFC winning streak is tied with Khabib Nurmagomedov for the longest active streak in the lightweight division.

Cerrone’s 13 UFC lightweight victories are tied with Jim Miler for the second most in divisional history behind Gleison Tibau (15). His 19 victories in UFC/WEC lightweight competition are the most in the combined history of the two organizations.

Cerrone has finished 12 opponents in UFC/WEC lightweight bouts, the most of any fighter in the combined history of the two organizations.

Cerrone’s eight knockdowns landed in UFC lightweight competition are tied for the second most in divisional history behind Melvin Guillard (13). He has 13 knockdowns landed in his UFC/WEC lightweight career, which is tied with Guillard for the most in the combined history of the two organizations.

Cerrone is one of five fighters in UFC history to earn three or more knockout victories stemming from kicks. Lightweights Edson Barboza and Daron Cruickshank, along with middleweights Vitor Belfort and Lyoto Machida, are the others.

Cerrone landed 49 leg kicks against Vagner Rocha at UFC 131, the second-most in a three-round UFC fight. Thiago Alves holds the record (52), which came against Seth Baczynski at UFC on FOX 11.

Cerrone lands 50.1 percent of his significant strikes, the highest rate among active UFC lightweights.

Cerrone’s eight submission victories in UFC/WEC lightweight competition are the second most in the combined history of the two organizations behind Nate Diaz (nine).

Cerrone has defended 88.1 percent of all opponent takedown attempts in UFC lightweight competition, the second highest defense rate in divisional history behind Tibau (92.2 percent).

Cerrone has been awarded 15 UFC/WEC fight-night bonuses, the most of any fighter in the combined history of the two organizations. “Cowboy” has earned a reported $655,000 for those bonuses. He has earned a bonus in 10 of his 16 UFC appearances.

Cerrone is one of two fighters in UFC history to earn a “Fight of the Night,” “Knockout of the Night,” “Submission of the Night” and “Performance of the Night” bonus during his career. Former bantamweight champion Barao is the other.

Benson Henderson (21-4 MMA, 9-2 UFC) competes in a non-main event for the first time in his past nine appearances. His most recent three-round contest came against Clay Guida at UFC on FOX 1 in November 2011.

Henderson enters the event on the heels of his first knockout loss. Rafael dos Anjos stopped him with strikes at UFC Fight Night 49.

Henderson has earned 14 victories in UFC/WEC lightweight competition, the third most in the combined history of the organization behind Cerrone (19) and Tibau (15).

Henderson’s seven-fight UFC winning streak prior to his loss to Anthony Pettis at UFC 164 was tied for the second longest streak in divisional history behind Gray Maynard (eight).

Henderson has earned eight of his nine UFC victories by decision. He is the only fighter in history to start his or her UFC career with eight decision wins.

Henderson went 215 minutes and 56 seconds of fighting without a finish before he submitted Rustam Khabilov at UFC Fight Night 42.

Henderson has completed 46 takedowns in UFC/WEC lightweight competition, the third most in the combined history of the two organizations behind Tibau (80) and Guida (48).

Henderson has landed 55.4 percent of his takedowns attempts in the UFC, the third best rate among active UFC lightweights. He has landed 24 of his 26 takedowns in the octagon from the clinch position.

Remaining main card

Ron Stallings (12-6 MMA, 0-0 UFC) makes his UFC debut as an injury replacement on just five days’ notice.

Gleison Tibau (32-10 MMA, 15-8 UFC) competes in his 24th UFC lightweight bout, the most appearances in divisional history. The Brazilian’s total cage time of 4:26:11 is also the most of any UFC lightweight.

Tibau’s 15 UFC lightweight victories are the most in divisional history.

Tibau’s 15 UFC victories are tied with Michael Bisping for the most of any fighter in UFC history without competing in a championship bout.

Tibau has fought to a decision 15 times under the UFC banner and is tied with Diego Sanchez for the most fights to go the distance in UFC history.

Tibau has earned 10 UFC victories by decision and is tied with Jon Fitch for the second most decision wins by any fighter in UFC history behind Georges St-Pierre (12).

Tibau has landed 80 takedowns in UFC lightweight competition, the most in divisional history and second most overall in UFC history behind St-Pierre (87).

Tibau lands his takedowns with a 56.7 percent accuracy rate, the third highest in UFC lightweight history behind B.J. Penn (66.7 percent), Jamie Varner (60.5 percent) and Ramsey Nijem (57.1 percent).

Tibau defends takedowns with an accuracy of 92.3 percent, the highest rate in UFC lightweight history and tied for fourth highest in UFC history overall behind Barao (100 percent), Tyron Woodley (95 percent) and Jon Jones (94.6 percent).

Norman Parke (20-2-1 MMA, 4-0-1 UFC) enters the event on a 10-fight undefeated streak. He hasn’t suffered a loss since March 2010.

Parke defends takedowns with an accuracy rate of 94 percent. He has defended 17 of 18 opponent takedown attempts inside the octagon.

Preliminary card

Cathal Pendred (15-2-1 MMA, 2-0 UFC) enters the event on a career-high 10-fight undefeated streak. He hasn’t suffered a defeat since December 2010.

Pendred has earned six of his past eight victories by decision. He’s never lost a fight that’s gone the distance.

Sean Spencer (12-3 MMA, 3-2 UFC) has earned all three of his UFC victories by decision.

John Howard (22-10 MMA, 6-5 UFC) is 2-2 since he returned to the UFC for a second stint in August 2013.

Howard has earned three of his six UFC victories by split decision. Overall, he’s earned four of his six wins with the promotion by going the distance.

Howard’s knockout of Dennis Hallman at the 4:55 mark of Round 3 at the TUF 10 Finale is the second latest knockout in a three-round UFC fight.

Lorenz Larkin (14-4 MMA, 1-4 UFC) drops to the UFC welterweight division for the first time in his career. He has competed at light heavyweight and middleweight in the past.

Larkin enters the event on a career-worst three-fight losing streak. He has just one victory in his past five fights overall.

Patrick Holohan (10-1-1 MMA, 1-1 UFC) enters the event on the heels of his first career loss. He was previously unbeaten over an 11-fight run.

Johnny Case (19-4 MMA, 1-0 UFC) has earned 17 of his 19 career victories by stoppage.

Case enters the event on a nine-fight winning streak. That’s the longest run of victories in his career.

Sean O'Connell (15-6 MMA, 0-2 UFC) and Gian Villante combined for 202 significant strikes landed at UFC Fight Night 43, the most ever in a three-round UFC light-heavyweight bout.

For more on UFC Fight Night 59, 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.