ECO C25 Openings

Zhuravlev Counter-Gambit, Vienna

Zhuraviev Countergambit, Vienna

Anderssen Defense, Vienna

Hamppe-Mietner Variation, Vienna

Giraffe Attack, Vienna

Omaha Gambit, Vienna

Fyfe Gambit, Vienna

Philidor Countergambit, Vienna

Alapin Variation, Vienna

Vienna Gambit

Quelle Gambit, Vienna

Steinitz Gambit, Vienna

Fraser-Minckwitz Variation, Vienna

Zukertort Defense, Vienna

Paulsen Defense, Vienna

Soerensen Defense, Vienna

Knight Variation, Vienna

Cunningham Defense, Vienna

Hamppe-Muzio Gambit, Vienna

Pierce Gambit, Vienna

Hamppe-Allgaier Gambit, Vienna

Hamppe-Allgaier-Thorold Gambit

Paulsen Variation, Vienna

Mariotti Gambit

Polluck Gambit, Vienna

Erben Gambit, Vienna