thank you in advance Pls let me know if you need additional information.
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Based solely on 2x2 brick with 45° slope in olive green (which is a rare part appearing only in 10 sets), this can be identified as part of set 70006-1 "Cragger's Command Ship":
(BTW I wouldn't call a 2013 set "old", as I own sets dated late 1970s)