x is for x wing attack
interesting opening challenge

yeah wing gambit came to mind pretty fast
you spelled "anderssen" wrong
is the italian attack a thing?

Albein gambit
Bogo-Indian defense
Closed Sicilian defense
Dutch Stonewall
Evans gambit
Four knights Defense
Grob Opening
Horwitz defense
Indian game
Janowski variation
Kings Indian attack
Lasker Trap
Mosquito
Nimzowitsch defence
Open Sicilian defense
Panov Attack
Quinteros variation
Ragozin Defense
Short variation
Taimonov variation
Uhlmann-Szabo System
Van't Kruij's opening
Ware Opening
X
Y
Zilbermints gambit
Name an opening that starts with each of the 26 letters and you cant copy off of anyone before you
Ill start
Andersons opening
Benko Gambit
Caro Kann
Dutch Defense
English Opening
Fried Liver Attack
Grob Opening
Hungarian Defense
Italian Attack
Jobava London System
Kings Gambit
London System
Muzio Gambit
Najdorf Sicilian
Open Ruy Lopez
Ponziani Opening
Queens gambit accepted
Reti
Scotch Gambit
Two Knights Defense
Urusov Gambit
Veresov Attack
Wuss(I'm blanking so i'll just name a line that was made up by a GM for portuguese)
I DONT EVEN THINK THERE IS AN OPENING THAT STARTS WITH X -_-
Yugoslav attack(I don't remember what this is, just that it exists)
Zaitsev Ruy Lopez