Major Battles

    Shanks vs. Buggy (fighting over everything trivial)
    Roger Pirates vs. Whitebeard Pirates (as an apprentice pirate)
    Roger Pirates vs. Golden Lion Pirates (as an apprentice pirate)
    Shanks vs. Marshall D. Teach (not seen, but left Shanks with three scars over his left eye)
    Shanks vs. Dracule Mihawk (multiple times, none seen)
    Shanks vs. Edward Newgate (simply clashing of weapons to discuss things)
    Red Hair Pirates vs. Kaido and his crew (not seen, presumed)
    Shanks vs. Admiral Akainu