Parallel universe (The Daft Dimension 489)

From Tardis Wiki, the free Doctor Who reference

In a parallel universe, a version of the Doctor travelled in "The Mystery Time Machine" with alternate versions of Strax, Vastra, Jenny Flint, and K9. (COMIC: The Daft Dimension 489)

Behind the scenes

This universe is a clear parody of Scooby-Doo.