Age of Empires II

Step 1: Get Age of Empires II. If you torrent it, make sure you get the iso.

Step 2: Get GameRanger.

Step 3: Play 8 people Free For Alls. :D

Seriously, go get this game now. And if it gets stuck at 51% during installation of fonts, copy the fonts directly from the CD to the control panel. And if the colors are messed up for you just kill explorer.exe.