Yah well it's kinda hard for Vader but Master Chief I could give you a whole book about bu I'll give you a short one.
Master Chief is super soldier who was taken at the age of 6 and was genetically modified at the teen ages. His suit is able to withstand high and extreme levels of heat. His suit is also 1000 pounds and he can run up to 60 mph in the suit. If you want more tell me.