In the great tradition of Metroidvanias, there’s a weird key for sale at the very start of Hollow Knight: Silksong and the game doesn’t explain what it’s used for at all. There are actually multiple ...

The Simple Keys in Hollow Knight: Silksong are Key Items that allow you to open locked doors to open new areas and access rare items. Each Key can unlock any of the multiple locked doors around the ...

Simple keys in Hollow Knight: Silksong are used to open doors scattered around Pharloom, but they're few and far between. As you're exploring Silksong, you've probably come across a few locked doors.