Engine add-on package for Mephisto Phoenix

The engine add-on package contains 3 more cutting-edge top-of-the-line engines that have been suitably prepared for the Mephisto Phoenix. These include:  GinkGo - best known as the engine behind Fritz 18 for PCs  Leela Zero - a pure neural engine with great gameplay style and a real challenge for all self-players  Komodo Dragon 3 - Komodo's neural variant with above-average active, sometimes risky playing style and tens of adjustable options for all chess players willing to experiment    All programs were winners of the WCCC Computer Chess World Championship in Vienna at the end of 2022 - get even more fun and variety on your Phoenix!