Isaac resides in Denver, Colo. with his wife, Isabella...Graduated from Maple Grove High School in Minnesota, where he played football, basketball and baseball…as a senior in 2018, he became the first player since Joe Mauer in 2001 to be named a finalist for the Mr. Minnesota Award in both baseball and football...Attended Creighton University, where he was named All-Big East First Team as a junior in 2019...His father, Michael, was an All-American safety at West Virginia University...His brother, Roman Collins, was an outfielder selected by Kansas City in the fifth round of the 2015 Draft and played in the Royals organization through 2017.
2025
In his first full season in the Majors in 2025, Collins made 100 starts, including 91 in left field, six in right field, two at designated hitter and one at second base...Had six Outs Above Average in left field, most in the Majors among all players at the position...He slashed .263/.368/.411 (98-for-372) with 34 extra-base hits (.779 OPS) and 16 steals in 130 games and finished fourth in the NL Rookie of the Year voting...A switch hitter, Collins hit .279 (69-for-247) with an .802 OPS vs. right-handed pitchers and .232 (29-for-125) with a .732 OPS vs. left-handers, though four of his nine HR came vs. southpaws...He was one of five switch hitters in the Majors in 2025 to record at least 30 extra-base hits and 15 stolen bases, along with José Ramírez, Francisco Lindor, Elly De La Cruz and Geraldo Perdomo...Among all National League players (min. 400 plate appearances), he ranked tied for ninth with a .368 on-base percentage...His 12.9% walk rate would have led the Royals...According to Baseball Savant, Collins’ 18.4% chase rate was in the 98th percentile and his 12.9 walk rate was in the 90th percentile...Among players with 400 plate appearances in 2025, only eight others matched Collins’ strikeout rate (21.1%) and his walk rate (12.9%): Juan Soto, Will Smith, Kyle Tucker, Gleyber Torres, Jake Cronenworth, Geraldo Perdomo, Corey Seager and Mike Yastrzemski.
2024
Batted .273 with 14 HR, 76 RBI and 24 SB in 113 games at Triple-A Nashville...Tied for the International League lead in triples (seven)...Appeared in 11 games with Milwaukee, including three starts, all in left field...Made his Major League debut in a start on 9/8 vs. Colorado and singled on the first pitch he saw from Kyle Freeland in his first plate appearance...Also, notched a stolen base...Was on the NL Wild Card Series roster vs. New York but did not play.
2023
Batted .269 with 10 HR, 44 RBI and 29 SB in 93 games at Double-A Biloxi...Led the Southern League in OBP (.424)…Made his Triple-A debut, appearing in three games at Nashville.
2022
Batted .221 with five HR, 32 RBI and 30 SB in 111 games at Double-A Hartford in his final season in the Rockies organization...Was selected by Milwaukee in the first round of the Triple-A phase of the Rule 5 Draft on 12/7.
2021
Named an MiLB.com Organization All-Star … finished third in the High-A West with a .312 batting average (97-for-311), a .399 OBP, and a .495 slugging mark … ranked second in the league with an .895 OPS, was eighth with 97 hits, tied for eighth with 35 extra-base hits and was 10th with 154 total bases … led Spokane with 22 doubles.
2020
Did not play due to cancellation of the Minor League season.
2019
Appeared in 37 games with Short-Season Boise in his first season … started 23 games at second base and 11 games in center field.