Clashem appears to be a viral video production machine: It pits two five-second clips of videos against each other and lets you choose which one to approve and help climb the leaderboard. Users can also upload videos—the crazier the better: “Your next-door neighbor twerking, monkeys driving motorcycles, grannies scooter jumping flaming hoops, the longest grind ever filmed,” and, well, you get the idea, bro.