Racketboy has the scoop on the latest games set to debut for download over live. Two retro classics Defender and Paperboy are coming soon. Ultimate Mortal Kombat 3, which is arguably the best 2D Mortal Kombat game. If the game has lag free online play it’s going to be a sure hit. Root Beer Tapper is an interesting addition. The game is a retro arcade game where you run around throwing mugs to clients and catching the mugs they throw back at you. It’s bound to pick up the same casual game audience downloading Geometry Wars. Lastly, Cyberball a futuristic football game with robots is coming out soon too.