He makes some incredible reads as well. Some great videos on YouTube if you search for "Negreanu reads" [1]

1: https://youtube.com/results?search_query=negreanu+reads

He is an entertainer and knows how to maximize value against amateurs, of which there are a lot in tournaments, hence where most of his winnings are from.

In online short-handed (6 or less) cash poker against the online pros he is the "fish".