After you’ve first explored the Citadel in Act 2 of Hollow Knight: Silksong, you’ll find that you’re running out of places to go, as all the ways upwards require the Clawline (grappling hook) ability.

Simple Keys are rare items in Hollow Knight: Silksong that can open Simple Doors, allowing Hornet to access new areas on the map. These locked doors often safeguard important spots, which either lead ...