A person who tries to advance their social position by somewhat devious means.
A soldier of fortune, a speculator.
A player of adventure games or text adventures.
One who enjoys adventures.
A person who seeks a fortune in new and possibly dangerous enterprises.
A person who has risen, climbed up, or has been promoted to a higher social class, especially through acquisition of wealth, privileges, or political authority but has not gained social acceptance by those within that new class.
Being a parvenu; also, like, having the characteristics of, or associated with a parvenu.