Once again you've provided us with a quality post.

Greb is kind of a mythic figure since there's no footage of him, but to know that such great fighters thought so highly of him is something amazing and in this day and age of such fragile egos we don't usually see this amount of respect between rivals now'a'days.

Greb had a number of very good and original nicknames ie "The Human Windmill", "The Smoke City Wildcat" etc.