While the garbled text makes a definitive identification difficult, the strings "MARKUS" and "CUMIDAW Tu HIT" suggest you are inquiring about a specific personality or creator.
If you are seeing these characters in a document or website, here is what is happening: While the garbled text makes a definitive identification
: This is the most common cause. Adding a tag to a webpage often fixes this for developers. While the garbled text makes a definitive identification