From Pathfinder #190: The Choosing, which isn't enabled.

The Locksmith

ITEM 20

UNIQUE ARTIFACT HARROW-COURT INVESTED MAGICAL

Usage carried

Bulk —

Suit Key (Dex)

Alignment lawful neutral

The Locksmith represents opening locks, including metaphorical locks such as unlocking fate. As long as you have The Locksmith invested, it grants you a +2 item bonus to Thievery checks to Pick a Lock. This increases to a +3 item bonus if you are at least 17th level.

Activate envision, Interact

Trigger You would be afflicted by a curse or a disease

Frequency once per day

Effect You mimic the turning of a key in a lock and free yourself from your unpleasant fate. You attempt to counteract the triggering affliction, using half your level (rounded up) as the counteract rank and a counteract check modifier equal to your class DC – 10.

Pathfinder #190: The ChoosingOGL