Updates and fixes

Some of the bugs in the game are fixed. The second and third duels are more playable now. Soulsacrifice system is added. It is a new machanic which drew inspiration from Sifu. When you lost a fight, a screen will appear and you sacrifice your health, damage or speed  by transfering that stats with the oe you exchanged. i.e You can gain 10 points of damage by sacrificing 10 health