Complex sentence: The symbol appears as the fretboard inlay on some of Arch Enemy/Carcass guitarist Michael Amott's signature Dean Guitars "Tyrant" models, and it is also used as a logo by American engineering firm RedViking.
Split into simpler sentences: The symbol appears as the fretboard inlay on some of Arch Enemy/Carcass guitarist Michael Amott's signature Dean Guitars "Tyrant" models. It is also used as a logo by American engineering firm RedViking.