A psychonaut (literally, an explorer of the psyche) is a person who uses psychoactiveentheogens as guides, or means, to achieve inward spiritual experiences, and who reflects upon these experiences and applies them to his or her own life in a positive way, with the intent of bettering themselves. This is quite distinct from religious use, or social and leisure use of drugs, although invariably these overlap.
I was absorbed into his art project for a good half-hour, so impressed with his twisted take on this tired genre that I took part in giving it Best of E3 awards from both GR and the E3 Game Critics.
Psychonauts is as much adventure as it is action, a fact made clear early on as Raz explores the camp and interacts with its large cast of wackos.
Psychonauts has multiple variations on the Mario coin, from artsy-fartsy "Figments of Imagination" found in people's minds to Arrowheads that function as currency.