Actually, from what history I've read, Pyrrhus stood by and watched helplessly while his Gallic mercenaries plundered the tombs at Aigai - there were enough Celts present to pose a serious threat to the Greek core of the Epirote army had Pyrrhus tried to stop them (and the loyalty of the Illyrians could not be counted on in a fight over loot), so he did nothing.
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