Debuting in New Mobile Report Gundam Wing Endless Waltz: The Glory of Losers, this set of extra weapons for the EW version was used when attacking the Corsica Base.
From the new Mobile Suit Gundam Wing novel: New Mobile Report Gundam W Frozen Teardrop
MS Snow White has never been revealed.
Mr. Hajime Katoki newly set up the original GUNDAM FIX FIGURATION METAL COMPOSITE
Finally take off the veil as Wing Gundam Snow White Prelude