Final Onslaught is unlikely to be a nod to Final Crisis as it was published almost a decade after amalgam. It's more likely a nod to Onslaught and Final Night, an event that was going on in DC comics around the time Amalgam was published.

Final Onslaught is unlikely to be a nod to Final Crisis as it was published almost a decade after amalgam. It's more likely a nod to Onslaught and Final Night, an event that was going on in DC comics around the time Amalgam was published.