ShredDB is an experimental .shred library, I removed the audio so it's pretty useless. You can find the source .psarc files here.

Song Artist Play Shred Length Album Year Tuning Uploader Updated Delete
RiddleHidenori Maezawa/Wolfe Gothmog2:26Castlevania III: Dracula's Curse OST1989E Standardmute1970-01-01
Riddles of HumanitySikTh3:49The Future in Whose Eyes2017Custom Tuningmute1970-01-01
The RiddleGigi D'Agostino4:55L'Amour Toujours1999Custom Tuningmute1970-01-01
The RiddleNik Kershaw3:51The Riddle1984E Standardmute1970-01-01
The RiddleNik Kershaw3:54The Riddle1984E Standardmute1970-01-01
The RiddleThunderstone3:5910.000 Ways2007C Drop Abmute1970-01-01
The Riddle Guitar CoverMirek3:46Youtube2015E Standardmute1970-01-01
The RiddlerNightwish5:19Oceanborn1998E Standardmute1970-01-01