Brief Structured Team Reflection Embedded in Elite Underwater Rugby Training

Inclusion Criteria: * Male elite underwater rugby athletes aged 18 years or older. * Officially rostered in the squad and training regularly (minimum 2 sessions per week). * Able to complete Spanish-language questionnaires. * Willing to participate and provide written informed consent. * Available to complete assessments at baseline (T0), week 3 (T1), and week 6 (T2). Exclusion Criteria: * Unable to complete the questionnaires reliably (e.g., language/comprehension barriers). * Anticipated prolonged absence during the 6-week period that would prevent meaningful exposure to the intervention and/or completion of follow-up assessments. * Declines participation or does not provide informed consent.