How to Snag the Architect Key in Silksong (and Not Get the Silksong Architect Crest: find the Architect Key, White Key, and Clawline in Act 2, then solve the lever puzzle in the Chapel. So, you’ve made it to Act 2 of Silksong, and you’ve heard whispers about a fancy new Crest that lets you craft tools mid-combat like some kind of silk-powered MacGyver. That’s the Architect Crest, and to get it, you first need the Architect Key.