Complex sentence: The leader of the Stormtroopers, whose nickname means "eyeglasses", he has a strong personality and generally directs the schemes of the Stormtroopers to gain Lum's attention (though mostly for himself).
Split into simpler sentences: The leader of the Stormtroopers, whose nickname means "eyeglasses". Megane has a strong personality and generally directs the schemes of the Stormtroopers to gain Lum's attention (though mostly for himself).