[4] After coming to the United States as a teenager,[5] he became a three-time All-San Diego Section catcher at Castle Park High School[4][6] before playing at local Southwestern College.
[4][8] Palacios tried many sports in her childhood, including volleyball, basketball and soccer, but ultimately chose to focus on softball under the tutelage of her father.
[10] She then attended Otay Ranch High School in Chula Vista, where she was a three-time Mesa League MVP on the softball team.
[12] As a senior in 2013, she had a .523 batting average,[3] earning first-team all-section honors as well as a selection to the Cal-Hi Sports all-state third-team.
[13][14] She was also named MVP of the annual Hilltop Tournament, recording three hits and four RBI in their championship game victory over Santana High School.
[11] Palacios also lettered twice in volleyball in high school and played travel softball with Team Muzino and the San Diego Renegades.
[22] As a junior in 2016, Palacios split playing time behind the plate with senior Katee Aguirre after the graduation of four-year starter Amber Freeman.
[30] In the second game of the series the next day, Palacios went three-for-four with two home runs and six RBI, including the walk-off grand slam to seal the 11–0 mercy rule win.
[38] She spent the following year with the Cleveland Comets, who partnered with the Mexico national team, and hit .217 with 13 RBI during the 2019 NPF season.
[39] In 2020 Palacios took part in the inaugural six-week season of Athletes Unlimited Softball,[9] an experimental player-run league without coaches or owners where team rosters are shuffled weekly via a draft.
[1] The summer after Palacios's freshman year at Arizona State, during which she thought about quitting the sport, her father informed her that the Mexican Softball Federation was allowing Mexican-American players to try out for the national team.
[17] Her first international competition was the 2014 World Cup of Softball in Irvine, California,[47] and she credits the experience for rekindling her love of the game.
[53] She hit a grand slam in their opening game, a 9–0 victory over the host team Peru,[54] but they ultimately failed to medal after being eliminated in the semifinals.
A few weeks after the disappointing Pan American Games campaign, Palacios helped her team achieve a surprise first-place finish at the 2019 WBSC Americas Olympic Qualifier.
[55] They defeated the host nation, Canada, by a 2–1 score in the super round to secure Mexico's first ever Olympic berth in softball,[56] a victory which Palacios called the highlight of her career.
[6] The two sisters played against each other for the first time in April 2021, when the Mexico national team faced Arizona in an exhibition game at Rita Hillenbrand Memorial Stadium.
[61] Palacios earned her bachelor's degree in family and human development in the spring of 2017 and was named an All-Pac-12 Academic honorable mention.