The O'Tooles were the Mafia family operating in Chicago before the bug invasion in 2055. They were led by Don Jim "Tools" O'Toole. After Don Jim's death in 2055 Chicago's Mafia families broke apart and started a massive war against the local Yakuza and Seoulpa Rings.There is no information about the O'Tooles' fate after the liberation of Chicago in 2058.