With the recent release of Street Fighter IV, fighting games are back in the spotlight. If you're ready to take your game to the next level, you might want to invest in an arcade stick, which can be pretty hard to find right now. The two main companies you'll want to look at are MadCatz (with their official SF4 products) and HORI. Past that, there are some other options. We obviously couldn't test every arcade stick, but here is a good sized list to start from.