Maplestory "secret story"

So, comparing some classes:

Phantom, Luminous, Kaiser = 100% male. Only male artwork. Only male cutscenes.

Mihile = 100% male. Only male artwork. No cutscenes.

Aran, Evan = 50% male / 50% female. Both male and female artwork. No cutscenes.

Demon Slayer = 50% male / 50% female. Both male and female artwork. Both male and female cutscenes.

Mercedes, Angelic Burster = 100% female. Only female artwork. Only female cutscenes.