Magnum Opus is a hybrid. Reviews most often mention feeling aroused, tingly and creative.
On the palate, people pick out menthol, ammonia and lavender.
Beyond feeling aroused, reviewers also mention feeling talkative and euphoric. The side effects mentioned most are anxiety, dizziness and dry mouth. These are personal reports, not medical advice.
Magnum Opus is also a parent of Testarossa.
Matched on reported effects, terpenes and type.