Update:Slayer Tweaks

__NOTOC__The original post can be found here.
*Killing your task has a 0.2% chance of getting a mystery box.
*Some slayer npcs now drop goodies.
*Added more of some npcs (i.e. goraks).
*Slayer XP Increased.
*Ring of life added.
*You can now make the full slayer helmet.
*Slayer helm etc are no longer auto-lose.