Sigma is a young man with long straight hair that reaches his waist. He also has parts of his hair that appear to be in loose spikes and is parted in the middle of his face. The color of his hair's left side is lilac and the right side is white. Greyish eyes. He also wears earrings and dresses in an ‘old money’ aesthetic. He acts confident/composed even at times of crisis in front of others, giving the idea that he's a capable student. When left alone, he often freaks out over his own abilities