Prototype Ost | Alex Mercer Theme (hour Loop) Apr 2026

The "Alex Mercer Theme" from the PROTOTYPE soundtrack, composed by Sascha Dikiciyan and Cris Velasco, is a dark, ambient piece defined by melancholic piano and slow, moody instrumentation. Frequently heard in popular "hour loop" videos, this track captures the protagonist's somber, isolated, and tragic nature as a viral entity, often featuring the haunting "Piano Reprise" version. PROTOTYPE OST | Alex Mercer Theme (Hour Loop)