Check out the Man Show and various other projects he did in the late 90's and early 00''s. If you don't mind jokes that offend the weak-minded. He did "blackface" (not really) playing Karl Malone.
All his pro-Islamist, anti-Israel comments recently and his comments about banning self-driving trucks on that disastrously enlightening episode of Ben Shapiro's Sunday Special
Tucker was fired because he crossed Fox 187 million dollars.
And they chose to do so themselves, there was no government orders, pressure, or even suggestion that he should be dismissed from his job.
Alleged conservative thought leaders should be ejected from their positions if they stop being conservative. That's not "cancelling" someone, that's keeping ideological coherence