It would be much worse for him now if he actually paid taxes.
I invite anyone who is honestly skeptical that trump is not owned by anyone to look into his history with just the first organization on this list:
This is why the Democrats put down $20M for attack ads to run from June until the convention, because the Trump campaign can't use money raised by the RNC until he's officially the nominee.
“I don’t think that there will be any curtailing of Donald Trump as president,” he said. "He controls the media, he controls the sentiment [and] he controls everybody. He’s the one who will resort to executive orders more so than [President] Obama ever used them." - Ron Paul