Place it at the very end of a failed moment, as the final reaction after the action has finished. Follow it with the Bruh sound for a slower second reaction, or use Emotional Damage first when the loss needs a bigger build-up before this closing word.
About this sound
This is a very short Portuguese clip, lasting just over half a second, built around the single word Morreu. The delivery is blunt and final, giving it a darkly comic punch that lands best when something has clearly ended. It feels abrupt and a little cheeky, turning a flat statement of death into a quick reaction.