[2][3][4] Larraz proceeded to make his competitive debut for the club on May 15, 2021, in a home match against the Houston Dynamo.

He entered the match in the 90th minute as a substitute for Jack Price as Colorado won 3–1.

[5] On August 6, 2021, Larraz joined USL Championship side San Diego Loyal on loan.

[6] On March 15, 2022, the Colorado Rapids announced Larraz had successful surgery to repair an open fracture for his tibia.

On February 24, 2024, Larraz earned his first start with the Colorado Rapids during their season opener against the Portland Timbers.