MY GOD YOU AREN'T LIMITED TO SELECTING 12 UNITS AT A TIME.
That's the reason why I never made it through Single Player SC1. Only did few multiplayer games, and got so frustrated with this stupid limit that I sold the game eventually.
How am I suppose to play a strategy game with something like this?! WTF?!
Either way: I read that there's one way to win all the missions in SC2: Build lots of "new" units (these given for mission), along with some universal+healers, group them all, and move across the map wiping out everything.
BTW: This game price, or rather: Price for 1/3rd of what Star Craft 2 should be (cause *** Blizaard splitted the game into 3 parts instead of one) is ridiculous. Many better games were priced less... we're paying for the Blizzard logo in intro? What the....