added Dead Jack and revamped saibot's shadow step and thats about it

Added Sea King
btw you NEED to use the resource pack that comes with the mod, idk why the textures wont load on the mod
added Saibot's sickle. i'm not good at modeling so please dont come at me.
just tweaked some small things and everything works fine now so im confidently releasing this officially
added Saibot
Spoiler
(totally not accurate to mortal kombat)



