Book excerpt: Chess players are offered a complete fighting repertoire for White against the Sicilian with 1.e4 c5 2.d4 cxd4 3.c3. The Morra Gambit is a popular weapon at club level, but can it be effective at grandmaster level? Marc Esserman believes so and he has 2700-rated scalps to back up his view. Esserman is the world's leading expert on the Morra Gambit and he shares all his secrets and many novelties in a lively witty style. The Morra leads to exciting gambit play, so some players decline the offer with 3...Nf6 - Esserman also shows how White can attack this cautious defense. Don't be afraid of the Sicilian - unleash Mayhem in the Morra!