b997eee8_CCG___What_s_That_Inside_Joke___In_joke
[Card] Sucker! [Exp.] Basic [Type] Pun [In-joke] 
The title plays on a tentacle’s suction cups and the common insult. (There is no real wish to relate the quote - GURK - to the word “gurn”, but it’s there if you want it.)
Unauthorized Dr. Who CCG - What's That Inside Joke?
In-joke