b997eee8_CCG___What_s_That_Inside_Joke___In_joke
[Card] Sparks Fly [Exp.] Inv [Type] Ref [In-joke] 
Captain Jack's omni-sexuality is referred to here, though the designer takes no credit for the quote's double-entendre. It is clearly the Doctor's own.
Unauthorized Dr. Who CCG - What's That Inside Joke?
In-joke