"Because if they had killed themselves it wouldn't work. It's a complicated procedure but the other CPU's have experienced this. They eliminated each of the Four Felons including Magic and in doing so they caused Arfoire to awaken. However, it was only due to the aid of the Underling Linda and that mouse Warechu spreading influence that allowed them to proceed with such a task. Plus the Universe I sent them to? Already has an Arfoire in it."