At the beginning of the Last Siege of Y'Ghatan, Gupp was acting the role of Sapper and was part of a group of soldiers who where under the protection of the mage Balgrid. During the assault, Sergeant Gesler ordered some of the freshly-made sappers from Tissy's squad, Gupp amongst them, to clear some of the buildings ahead. Gupp, Jump and Able, instead of throwing the sharpers, went inside a building to set them off. Gesler heard the sharpers then thought he saw the flames of a Burner. One of the three soldiers stumbled out, wreathed in flames and was shot by Gesler but too late to save those running towards the man. They were killed when his munitions pouch exploded. The building was engulfed in flames and the other two presumably perished in the flames inside. It is unknown if Gupp was th