Check it out for yourself.  XBox Live Marketplace features four (4) new XBox Live game demos for your testing pleasure.

1. Free Test Game for Bionic Commando - This franchise revival releases in July, but you can early taste now. In the multiplayer demo for Bionic Commando, test out the game’s action-filled multiplayer deathmatch, complete with all the swinging action you could ask for.

2. Free Test Game for Battlestations Pacific - For strategic WWII action , check out Battlestations Pacific in a single-player demo that lets you test your mettle against the computer-controlled AI enemies.

3. Free Test Game for Xmen Origins: Wolverine - This movie-inspired game try out Wolverine’s vicious, M-rated action-fest.  GameTrailers gave it a solid score, and this is your chance to try it out.

4. Free Test Game for UFC 2009 - This newest game features all sorts of big-name brawlers in UFC.  You can test out the latest in man-on-man fighting action yourself to see if you want to buy the full game and experience all the brutal action inside the Octagon.

The above Four new Xbox Live game demos are now available over Xbox Live Marketplace.  Test it hard before you buy.