Attacking them from behind is the best course of action, as it can help you avoid attacking his head, which will reduce damage significantly. Some weapons will bounce off the Pumpkin Helm if you hit ...
You've probably noticed if you're here, but Elden Ring Nightreign is hard. Like, really hard—hard enough that our Nightreign review calls it "a merciless bully." (We mean that lovingly, of course.) ...