The Fingerprint Grape is a Key Item introduced in Elden Ring. Eyeball of the knight Vyke, inflamed yellow. Seared with a repulsive fingerprint burn akin to those that marred his entire body.
The entire Fingerprint Set belongs to Roundtable Knight Vyke (Lord Contender's Evergaol), a boss you'll find in Mountaintops of the Giants. It's easy to get there if you travel from the entrance ...