Johan Holmqvist. I'd never even heard of him until clicking the stats link (5th worst sv pct season).
https://www.nhl.com/player/johan-holmqvist-8466303
Only other name I'd never seen before was Milan Hnilicka - his NHL profile doesn't even have a picture.
https://www.nhl.com/player/milan-hnilicka-8458584 . To be fair, the combined DNA of Roy/Hasek/Brodeur probably would have still been a train wreck in Atlanta 2001.