User blog comment:PitchBlack696/Monster Hunter Portable 3rd/@comment-180.191.132.219-20110108053735/@comment-1837917-20110108063242


 * B A rustshard is a material which can, perchance, be made into a 'Rusted' Weapon. Depending on the size of the rustshard, you will get a different weapon. :P Search it up.