Lugaru

Another gem from Wolf Fire Games, Lugaru is a game where you are a Kung-Fu rabbit protecting his home land from wolfs and evil rabbits. From hand to hand combat, to swords, knifes, and staffs, there are many ways to take our your enemies. Included is a full fledged story mode and 14 challenge mode levels. You can also do really cool tricks like back flips, front flips, shoulder rolls, high jumps, back hand springs, and more!

You can buy the game from Wolf Fire's website: Wolf Fire
If that's not your style, you can download the demo and input a serial number off the internet...