The Giants and the Dementors seemed to still want to fight, as they were willing to kill everything in front of them, including the Death Eaters. Souls were getting sucked out of what must have been Voldemort’s shock troops, as at least a quarter of them had turned on the Death Eaters behind them, many of them seeming to have just thrown off an Imperius Curse... one by one, however, they dropped as the Dementors gobbled up souls left and right.