Interesting. I've actually played Underworld Dreams maybe once in a draft deck. Other than that I picked it because it was left over or as an uncommon to fill the vault progress :
Old School Magic 93-94 – Turbo Stasis – Eternal Central
Imprisoned Dreams vs Red Spice | Old School Magic the Gathering 93/94 | #110 - YouTube
Paladins of the North Cup - Tournament Report - Raging Bull
Rakdos Underworld Dreams | MTG Arena Deck List | MTGArena.Pro
A look at the Arboria prison archetype – Tales from la Tundra
Mindstage Convention 93/94 Top4
Steam:Underworld Dreams
Underworld Dreams – Eternal Central
Howling Abyss, mono Black control : r/oldschoolmtg
Deck Techs
Old School 93-94 at Eternal Weekend 2016 – Decklists and Photo Report – Eternal Central