Persian name: مازیار آریان‌فر. Reported age: 25. Reported gender: male. Reported location: Tehran. 25 years old, was injured when arrested and disappeared before the massacre of 18-19 Dey (January 8-9, 2026). Current location and condition unknown - classified as missing person. Supporting sources: https://x.com/mahmocean/status/2017113624423145539, https://x.com/TaraShg6ro/status/2016240966789955922, https://x.com/i/status/2017113624423145539, https://docs.google.com/spreadsheets/d/1r3TPvhMLJ6hno5SEylgSLjsrN5OomZSbR6AbrneIvxA/edit?gid=0#ADM-972, https://x.com/zagros_daglari/status/2023100519343108543, https://x.com/dawnandthex/status/2023567964411515225, https://x.com/dimitri459614/status/2023038624066044368. Source-reported status at collection: arrested.