David Rudel's debut book, Zuke 'Em -the Colle- Zukertort Revolutionized, brought a fresh voice to chess in the summer of 2008. His clarity wooed class players while stronger readers applauded his creativity and determination in finding new tries for an advantage in lines long thought dead. Rudel now presents a work aimed at all chess players. Bxh7+ is not so much a book but a training kit demystifying Greco's sacrifice. Any serious player can now attain a fluency with this tactic exceeding that held by most masters. Five easy lessons present essential guidelines, tools, and tips for both attackers and defenders.