Killing demon generals and high-ranking demon generals gives fixed level ups instead of exp. For demon generals it is 1 lvl and for high-ranking demon generals it is 5 lvls. When Allen's group defeated the pope-turned-demon-general and Gushara (he turned into a high-ranking demon general with the leftover souls Cubel gave him), Allen's lvl went up to 91 (chapter 88 page 18). After that he went to Rosenheim defeating another demon general (chapter 89.2 page 5) and another one in the northern part of the central continent (chapter 89.2 page 7), bringing his lvl to 93.When did Allen level to 93..?