The topic on this video course is the so-called “hedgehog system” which is characterised by at least four black pawns on the sixth rank which we call the “spikes” of the hedgehog.

On this all-new ChessBase video course, IM Andrew Martin introduces you to this exciting world, so that you can begin playing the Sicilian in your own games. The main themes and ideas of the Open Sicilian are discussed.

In this video course Christian Bauer explains the ins & outs of this surprise weapon so that you can add it into your repertoire.

The Modern Steinitz (1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 d6!?) is an uncompromising weapon that lets Black put White under pressure from the very start.

IM Andrew Martin gets you ready to play the Barry in your own games. Players under 2200 will benefit the most. It turns out that after 1 d4 Nf6 2 Nf3 g6 3 Nc3!? d5 4 Bf4 Bg7, White has no less than four dangerous moves, 5 e3, 5 Qd2, 5 Nb5 and 5 h3.

In this two-volume video course former world-champion and startrainer Rustam Kasimdzhanov shows you the ins and outs of this hugely complex opening.

What is the Hippopotamus system of defence? The idea is that, at the beginning of the game, Black develops within his own first three ranks. He constructs a solid, flexible and hopefully stable position, awaiting events. At the right moment, he will strik

We boldly confront the Caro-Kann Defense with the upcoming move 1.e4 c6 2.Nf3 d5 3.d3!? With this highly strategic choice, we disrupt Black’s typical patterns and comfort zones and enter an early endgame full of chances for you.