Sculpted by: Arlen Pelletier
Release: 2018
Edition: Limited
Used material(s): Cast in bright chrome and hand-painted in back and red
One of: 1000
Signed: Gabriel Rodriguez
First appearance: Keys to the Kingdom #3
Use: Reveal hidden things
Door: Harlequin Wardrobe
More information:
(possible spoilers)
The Harlequin Key is discovered by Bode in a hollow book titled “Keys to the Kingdom”, along with The Hercules Key and the Angel Key. Unlocks a door with a harlequin on the front.
Unlocks the Harlequin Wardrobe, revealing hidden things not seen when unlocked with an ordinary key.
Source: Locke & Key Wikia