b997eee8_CCG___What_s_That_Inside_Joke___In_joke
[Card] The Doctor - Angry Grandfather [Exp.] RD4 [Type] Ref [In-joke] 
The title deliberately takes off from The Doctor (1) - Distrustful Grandfather since he comes from the same episode shot twice. Other abilities are also deliberately similar.
Unauthorized Dr. Who CCG - What's That Inside Joke?
In-joke