Home › Openings › Grob Opening Grob Opening: Alessi Gambit ECO A00 · 1. g4 f5 Related variationsGrob Opening: Double GrobGrob Opening: Grob GambitGrob Opening: Zilbermints GambitGrob Opening: Keene DefenseGrob Opening: Grob Gambit DeclinedGrob Opening: London DefenseGrob Opening: Spike AttackGrob Opening: Spike, Hurst AttackGrob Opening: Romford Countergambit Practice this opening · Play against the computer