Someone who takes spoils or plunder (6)
I believe the answer is:
raider
(Other definitions for raider that I've seen before include "One making incursion" , "One plundering" , "looter" , "Maker of surprise attack" , "Viking" .)
I believe the answer is:
raider
(Other definitions for raider that I've seen before include "One making incursion" , "One plundering" , "looter" , "Maker of surprise attack" , "Viking" .)