As a freshman in 2020, Cross started 16 games in which he batted .369 before the season was cancelled due to the COVID-19 pandemic. He briefly played in the Coastal Plain League with the Peninsula Pilots that summer. In 2021, as a redshirt freshman, he hit for the cycle during a game on April 6 versus East Tennessee State University, going 4 for 6 with seven RBIs and a grand slam. Over 51 starts for the season, Cross slashed .345/.415/.621 with 11 home runs and 35 RBIs. He was named to the All-ACC First-Team, making him the first ever Hokie freshman to earn the honor. After the season's end, he was named to the USA Baseball National Collegiate Team. He batted .431 with four home runs and 14 RBIs with Team USA. He also played in seven games for the Brewster Whitecaps of the Cape Cod Baseball League. Cross entered the 2022 season as a top prospect for the upcoming draft. He appeared in 57 games for the season, slashing .328/.411/.660 with 17 home runs, fifty RBIs, and 12 stolen bases. Following the season's end, he traveled to San Diego where he participated in the Draft Combine.
Cross made his professional debut with the Rookie-levelArizona Complex League Royals and was promoted to the Columbia Fireflies of the Single-ACarolina League after three games. Over 29 games between both teams, he slashed .312/.437/.633 with eight home runs and 25 RBIs. Cross was assigned to the Quad Cities River Bandits of the High-AMidwest League to open the 2023 season. In early August, he was promoted to the Northwest Arkansas Naturals of the Double-ATexas League. In mid-August, he was placed on the injured list, ending his season. Over 96 games, he batted .203 with 12 home runs, 58 RBIs, and 23 stolen bases. After the season, he was selected to play in the Arizona Fall League for the Surprise Saguaros. Cross was assigned to Northwest Arkansas for the 2024 season. Over 101 games, he batted .261 with 15 home runs, 59 RBIs, and thirty stolen bases and was named the Naturals Player of the Year.
Cross returned to Northwest Arkansas for the 2025 season. Over 114 games, he hit .241 with 17 home runs, 64 RBIs, and 23 stolen bases. Cross was assigned to the Omaha Storm Chasers of the Triple-AInternational League to begin the 2026 season. He played the entire season with Omaha and batted .247 with 17 home runs, 54 RBIs, and 25 stolen bases across 118 games.