A video game blog and podcast for fans, by fans. The TWB guys regularly post interesting and fun articles on the latest news in the gaming world on the blog, and talk about it on their weekly podcast.
Like ThinkGeek, this site sells gamer stuff, but a LOT more. However ThinkGeek has more handy gadgets while SplitReason has more funny (and I mean funny) shirts.
A website for purchasing gamer-shirts and other handy stuff for gaming; including "Mana Potion" shots which each have twice the caffeine of a can of Red Bull with out the aftercrash.