You don't have to prove it to me that Trump is a lot more self-serving than Biden. This should be obvious to anyone with half a brain.
That said, this shouldn't be a competition of who is "more self-serving". Just because your neighbour murdered two people, doesn't mean that you get to murder one.
(Changpenh Zhao - made him billions; Trevor Milton - donated $1.8 million; Walczak - his mom donated millions)