Wiktionary
                    does it
                    
                        
                
                                                                    vb. (en-third-person singular of: do it)
Usage examples of "does it".
And how does it know that Seth hasn't seen this final card, as he has seen some of the others Tak has held, even in spite of its best efforts to hide them?
I mean, you don't know when you're going, so what does it matter that you know when you've been?