If he wants to claim he beat all of the top American heavyweights along with all of the top UK heavyweights of his era? Not fighting Andy Ruiz would be quite an asterisk on his record… Usyk should fight Ruiz and Wilder, to be totally honest.
Looks like we had two threads that lost their replies during the forum switch over, this one and the Donaire thread. I recall this similarly happening on the last major switch but it was pretty widespread. Not quite as wordy today but a synopsis of my vanished reply to the OP ? was simply, no he should not 