The HIPPO System: A Universal Chess Opening for White & Black by

The Hippopotamus Defence

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

The Hippopotamus system of defence

Chess Pieces - 4 Flower Hippo Black/Boxwood (Double Queens) – WorldWise Imports

The Hippopotamus Defence - Schachversand Niggemann

The HIPPO System: A Universal Chess Opening for White & Black [Premium Leather Bound] by Briffoz, Eric: New (2018)

Roman's Lab Vol 101: The King's Indian Defense - Internet Chess Club

Watch 6 - Rapid and Complete Opening Repertoire for Black Part 1-Demo Online

The Hippopotamus Defence: A Deceptively Dangerous Universal Chess Opening System for Black 9056918311, 9789056918316

The Hippopotamus Defence: Free Lesson

Looking for beta-testers: The Hippopotamus Defence - Chessable

How To Crush White With The Hippo Defence In 4 Minutes

What is a hybrid opening system for black against the E4 and D4? - Quora

Roman's Lab Vol 40: Encyclopedia of Chess Openings Vol 4 (2h 25m) - Roman's Lab - DVDs - Books & Merchandise - Internet Chess Club