Otto
- "Friends, as they say, may come and go, but high-powered laser weapons are forever."-Book One
- "Trying to act on an assumption about a girl's feelings is like juggling with chainsaws. It's a cute parlor trick if you can do it, but it's not worth risking your life."-Book Eight
- "I will be sure to remember that. When getting into an otherwise hopeless fight, immediately club unconscious anyone who might actually be able to help me."-Book One
- "You think this is bad? Try climbing through the ventilation systems in the Louvre."-Book One
- "Do not be afraid, Nigel. Franz will be turning you into a real man!"-Book One
- "Aren't you a little short for a stormtrooper?"-Book Eight
- "I'd tell you to pick on someone your own size, but I doubt you'd find anyone on this island as massive as you two steaming stacks of lard."-Book Five
- "There always has to be a choice."-Book One
- "Haven't you figured it out, kid? There are no happy endings."-Book One
- "You are my best and brightest, my pride, my Alphas."-Book Six