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Olajuwon ranks first all-time in NBA blocks. With his exceptional defensive prowess, he accumulated an astonishing 3,830 blocks throughout his illustrious career. His ability to anticipate opponents' moves, combined with his quick reflexes and long reach, made him a formidable presence in the paint. Olajuwon's dominance as a shot-blocker earned him the nickname "The Dream," and he remains one of the most decorated defenders in NBA history.