b997eee8_CCG___What_s_That_Inside_Joke___In_joke
[Card] Bafflegab [Exp.] Reject RD4 [Type] Ref [In-joke] 
Bafflegab is the British equivalent of technobabble. Reverse the Polarity (of the neutron flow) is a particularly well known example.
Unauthorized Dr. Who CCG - What's That Inside Joke?
In-joke