I was about to pin this saying the crossguard was good but the blade was stupid. Then I looked at what a flamberge is. ~ German or Swiss Two Handed Sword (Hand & a Half Sword) With Flamberge Blade Circa 1570 .
Whilst his peers are gifted amazing swords with incredible powers, Lyken Vallely is given the Gemini/Twin Blades, denoting his weakness with weapons. He's a weak Warlock too and therefore believes himself cursed.