A highly addictive synthetic narcotic compound known for producing intense euphoria, pain‑dulling effects, and rapid physical dependency. Oxyphine acts on the body’s neurochemical reward pathways, creating powerful cycles of craving and withdrawal that make it one of the most dangerous illicit substances on Terrus. Even small doses pose severe health risks, including respiratory suppression, cognitive impairment, organ stress, and long‑term neurological damage. Due to its potency and high abuse potential, Oxyphine is widely recognized as a major public‑health threat.