Oh, huh. Having a positive and negative pair, the thought didn’t occur to me.
So Vriska is a thief and she actively schemes to get the gold. Making Roxy her counterpart since she sneaks her way anywhere and has no need for riches (since she is rich already).
So what is the opposite of an Heir? Or a Knight? Or a Witch? Or a Seer?
A Prince, Soldier, Mage, Prophet?