Board Thread:New on Ben 10 Wiki/@comment-24579099-20140701182447/@comment-34326521-20140701182709

No. He said, and I quote, "I'm 13 better than you". He was referring to the fact that main timeline Ben is known as "Ben 10", while he is known as "Ben 23". 10+13=23. It's like how Gwen said Sevenseven was "eleven more dangerous" than Sixsix.