Mad Men. Solid to the end. Last few seasons answered a lot of questions. Don's devolution accelerated into a spectacular finale.
Donald Trump. Love him or hate him, he did actually deliver on many of his promises. Some speculate he followed through because he views relationships as transactional.
This piece has a list of about 60 things he signed off on. Not sure which were promises and which were carryovers. Maybe you can explain them all as not his doing, or too insignificant to give him credit:
I'm sorry but the list of 'accomishments' is laughable. Marking the creation of a Covid task force as an accomplishment is about the bare minimum I expect from anyone in office. Much more important is the fact that such task force was not heard from by the executive, given the testimony of, well, everyone on it.