Need Help To I.D Some Parts

I've got a load of parts/weapons/accessories that i haven't got a clue where they're from. If anyone knows and could let me know i'd be very appreciated.









1. this all folds up closed
2. can tell this is from a small at-st walker from star wars?
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5. this says griffon on it
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18. this looks like a small camera
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GI Joe Toy?