Complex sentence: He has a prominent glowing tattoo on his forehead, which is often remarked by Bishop who calls him'tattoo-face', he was also the only one who faced the Illefarn guardian alone, and survived.
Split into simpler sentences: He has a prominent glowing tattoo on his forehead, which is often remarked upon by Bishop who calls him'tattoo-face'. He was also the only one who faced the Illefarn guardian alone, and survived.