I've found a handful of what items were on the internet. These are the leftovers without any clue where they belong. Any help is appreciated.
green missile - ???
black missile - Star Wars Super Battle Droid
brown missiles x2 - Spacesuit Anakin
black rifle - Arc Trooper
silver grappling gun - Saga Legends: Luke grappling gun
silver long rifle - Saga Legends: Leia / Boushh staff
bubble helmet - Spacesuit Anakin
silver handle - ???
black missile launchers x2 - Super Battle Droid
brown / silver flaps - - Super Battle Droid
brown / silver shield - ???
brown backpack - Spacesuit Anakin
white backpack - Clone Wars Obi Wan
yellow tail - ???
green tail - ???
orange arm ???
a close up of the breast plate /cannon - this is from 1993 Cracked Tusk Predator