b997eee8_CCG___What_s_That_Inside_Joke___In_joke
[Card] Rose Tyler - Timorous Beastie [Exp.] 10D [Type] Pun [In-joke] 
Her subtitle, though taken straight from the dialogue, highlights the wolf theme of the source episode, and her role as the Bad Wolf.
Unauthorized Dr. Who CCG - What's That Inside Joke?
In-joke