Hmm to start, I would say a hammer, level, impact driver attachments, nice drill bit set, maybe a hole saw set, circular saw, mitre saw (sliding if you could!), some drywall tools, compressor, brad nailer, set of screwdrivers..
I think these are the red handled ones...still a great deal for $30.
http://www.craftsman.com/craftsman-5-pc-screwdriver-pry-bar-set/p-00943279000P?prdNo=8&blockNo=8&blockType=G8