A Legacy to Last the Ages

All five legacies of one track. Charles the Bald (867, The Carolingians) starts with enough renown banked for two levels immediately, which takes the sting out. You must be dynasty head to spend renown, and renown flows from living dynasty members - especially landed ones - so marry your kin far and wide, land the spares, and let the generations tick over. Bad Blood is sitting right there in the same bookmark.