In what year was the album that with "Siamese Dream" made up the collection of B-sides and rarities for the album "Pisces Iscariot" released?
Judas O:  "Judas Ø" is considered to be the sister album to "Pisces Iscariot", a collection of B-sides and rarities from the "Gish" and "Siamese Dream" era. Gish: Gish is the debut studio album by American alternative rock band The Smashing Pumpkins, released in May 1991 through Caroline Records.
1991