Add on the fact that Mari's one of the more difficult characters to use (from what I can see, anyway). She's pretty weak without her Spam A setups, which are a pain to do every time, and has too many knockdowns for dungeoning.
Originally Posted by Marzai
Both, most likely.
Actually, scratch that, it's because she's not male.
*remembers how the player base QQ'd for an early Ronan release*