Musk: This gives the mutant a gas, or musk gland. Much like a skunk, the mutant may expel this musk or gas, causing repulsion, unconsciousness, or even death In the beings at which it is directed. Range: 10 meters. Suggestions: obscuring gas, irritating gas, paralysis gas, poison gas, poison musk, blinding musk, and so on.
This power should be given for free to any player that live roleplays it at the gaming table. Funny how art imitates life....