A person/parody account who repeatedly uses an extremely unfunny joke that typically follows a characteristic and predictable pattern.
Person 1 (The Shitster): *Continuously sends the same image that is five months old*
Person 2: I think god should kill you.
A magician that does a copious amount of marijuana before/while performing.
A magician performing magic tricks based on marijuana.
How did the marijician just make that blunt disappear?!