First I'd apologize for I can't describe it clearly.
I've heard that "scissors cut paper" is correct, but I found Sheldon said "scissors cuts paper" in The Big Bang Theory.
Which is correct, or both of them?
Learn English – scissors cut/cuts paper, which is correct
grammatical-numberverb-forms
Best Answer
In this case you are talking about the option you choose in a game. You could read the sentence as
or, abbreviated,
So while "scissors" is plural and you would always say "scissors cut paper", in this case the word refers to an option within the game (singular) rather then the actual item.
Compare with "scissors are better than ..... " if you are a fan of sharp metal things, but if you are talking about the game you'd get "(the choice of) scissors IS better than ..."