ChessBase - Chess Quiz

Highscores

Rank	Name	Quiz Elo
1851	maciejos95	1819
37987	Maciejstefan	1741
35599	MaciekZ	1779
12340	Macino	1800
33113	mackimack	1793
37706	Mackronnie	1749
38013	Mackz	1740
7075	macm31	1800
18274	macp61	1800
2720	macro7857	1810

last week

Highest Elo gains

dessenne (+109.6)
IMCG (+105.5)
Rafael de Sousa Assis (+34.7)

Most active users

RIDHAM SHAH (75)
Flamer (63)
IMCG (55)

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Petroff Defence Powerbook 2026

The major part of the material on which the Petroff Defence Powerbook 2026 is based comes from the engine room of playchess.com: 357 000 games. This imposing number is supplemented by another 17 000 from Mega and from correspondence chess.

€9.90

Petroff Defence Powerbase 2026

Petroff Defence Powerbase 2026 is a database which contains 6475 high class games from Mega 2026 and the Correspondence Database 2026, of which 682 annotated.

€9.90

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