FWIW “Gambit” without elaboration strongly invokes the “the bankrupcies were on purpose” to me, so, did you say it? Strictly no, but it was very suggestive.
As for the suckˆHˆHˆHˆHinvestors, they had a bad day.
As to whether Trump did this better or worse than others, I have no idea as I haven't studied it but would assume the latter given the outcome.
A certainty though - plenty of undeserving people you would consider contemptible have successfully played this hand many a time. Yet more reasons to tax land