At this point it seems fairly obviously that the 2/21/11 mystery man is The Undertaker, however there is still a sliver of chance it turns out to be Sting.
All we know for sure is that someone creepy will be on Monday Night Raw on February 21, 2011. Pretty vague, I know, but that's why all the speculation is emanating from this.
WWE has done a great job of creating hype, and despite the official website of the SaveMart Center (Raw's hosting arena on February 21) announcing The Undertaker would be returning, hype has not died down one bit.
In this slideshow we'll take a look at 10 possible storylines for Sting in WWE, should he make his WWE debut. While it is unlikely Sting is the mystery man, it's not 100% impossible as of writing, so read through and, of course, leave a comment.