Both the Bengals and the Dolphins use 4-3 personel on defense so there are similarities but the plays in the ebook are 100% different.ReplyjuanAug 31, 2013 at 10:09 pmhi im deaf myself so i want to ask you before i decide to order defense first then offense.. one thing my concern is that i cant hear talk if you talk about anything and i would complete not understand except maybe just look at video