1. You get a really weird mismatched team. Your teammates talk it out, figure out who's going to build what, and what lanes people are going to be in. There is a lot of fun offmeta builds, and win or lose you all had a pretty decent time.
2. You get a really weird mismatched team. Your teammates refuse to chat in lobby, only to go into the game to find that 3 people were expecting to be top. They all build the recommended build path, and complain the entire game that they didn't get the champion they liked. Win or lose, you have a horrible time.