Board Thread:General Discussion/@comment-1031724-20160828014723/@comment-679780-20160903042737

It was never stated he was killed, just defeated. Even Sonic and friends didn't pressume him dead when the Marauders began their attack. They probably pressumed he will stay retired or kept underground for the rest of his life, keeping to Metropolis.

Pir'Oth Ix is the leader of the Marauders.