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Berliner Gambit
Anderssen's Formation: Hippopotamus Attack
Bongcloud Opening
King's Knight Opening: Konstantinopolsky
Ponziani Opening, Napoleon Gambit
Alekhine Defense: Rhinoceros Attack
Pirc Defense: Prussian Attack
Creepy Crawly Formation
Dresden Opening, Goblin Variation
Cochrane-Shumov Defense
French Defense, Banzai-Leong Gambit
Potomac Defense, Fischer Variation
Hippopotamus Defense
Grob Opening
Caro-Kann Defense, Kamikaze Attack
Anderson's Opening, Coca-Cola Gambit
QGD, Harrwitz Attack
King's Indian Defense, Petrov Variation
Sicilian Defense, Richter–Rauzer
Benko Gambit: Nescafé Frappe Attack
It's a meme opening, only ever played by high-level GMs.