Serena Williams’ Match Point is Snapchat’s first attempt at a multiple-level videogame embedded into the social platform. (It’s also a glorified 8-bit Gatorade ad.) It’s actually pretty fun—and an impressively detailed look at Serena Williams’s history in tennis. If you didn’t know, Serena Williams is one of the greatest tennis players of all time; she holds 38 major titles, 22 of which are in singles tennis. Each level of Serena Williams’ Match Point is a representation of one of Williams’s Grand Slam singles titles—if she wins the U.S. Open this year on September 10, Snapchat will add the 23rd level. Williams won her…