1. Download and install the beta version of Starcraft II
  2. Run game to install latest patch
  3. Download lazylaunch2
  4. Download map pack
  5. Download AI (so you can play vs. computer)
  6. Follow instructions on how to install AI
  7. Start lazylaunch2, select map, and play
  8. If you want to change race, restart the game (F10 + R + R)