Human sacrifice just doesn't sit well with Batman ù or the rest of the JLA for that matter! And when two mysterious ancient champions lay waste to a Florida amusement park the World's Greatest Super-Heroes hit them hard! But the two brutal war-chiefs are much tougher than they seem and as Green Lantern falls it's a desperate struggle for the rest of the heroes to stay alive! This issue sets many story elements in motion paving the way for this summer's bi-weekly JLA mega-event The Obsidian Age. Keep watching the skiesàand the seas!