Did you just say "knock 'em up"?
You know that has a pretty different meaning than what you're trying to do with it, right?
But hey, I'm not here to judge you by the content of your vocabulary, but by the weaknesses of your chosen offender/defender. Which are, sadly, plentiful. They include, for instance, Ice. As in, Ice Beam. From Ice Cream. AKA Vanilluxe.