Bosses are a staple of Metroidvania games, and Hollow Knight Silksong has its fair share of challenges for Hornet. There are 48 bosses in total, with 18 main bosses and 30 optional bosses (including repeat encounters) to beat across the Silksong map. Moss MotherMoss Mother is the very first Silksong boss fight, and serves as a gentle skill check for basic platform game mechanics. Cogwork DancersWhile most Silksong bosses are strategically taxing, the Cogwork Dancers are emotionally so. Now that you're familiar with the Silksong bosses, prepare to face them.