CM Sonic Drill

The CM Sonic Drill is a "secret gun" that was found in the files of, and was posted on a Ninja Kiwi forum by a user. There is no knowledge of whether this gun will ever actually be released in game. Itt may be included in a future update, as it has a Black version, but no one is certain. Additionally, the Drill and its /Black versions are mentioned in a file in the mobile version's game file.

Judging by its name and appearance, it uses sonic blasts to reduce zombies to protoplasm.