The rules to use Imperial Nobility teams in your games of Blood Bowl can be found in Blood Bowl – The Official Rules and Spike

you can achieve "Fame"

you are an adventurer who builds their company by recruiting a new traveling companion each turn

or making players more prone to Anomalies

Blood Red Skies: USAAF Expansion Pack age_of_sigmar The rules to use ImperialBlood Red Skies is constantly evolving with new aircraft, cards, rules and scenarios. This pack gives you a good selection of US Airforce cards and profiles. This pack contains: 6 aircraft cards: [A36A 'Apache' single engine fighter, P 38J 'Lightning' twin engine fighter, P 39D 'Aircobra' single engine fighter, P 51B 'Mustang' single engine fighter, B 25C 'Mitchell' twin engine medium bomber and the B 17E F Flying Fortress four engine heavy bomber]