Spell Twister | Hollow Knight Wiki | Fandom
Spell Twister is a Charm in Hollow Knight. It reduces the amount of SOUL required to cast Spells. This Charm stacks well with Charms that generate SOUL, like Soul Catcher or Grubsong, as it uses SOUL more efficiently instead of generating it. It is also much more efficient than Soul Catcher in terms of Nail hits per Spell; of course, this comes at the drawback of not being able to use this added efficiency on Focus. This Charm can also be used in some advanced skips as it lets the Knight use...
Category:Charms - The Hollow Knight Wiki
5 of the Charms in Hollow Knight later turn into a different Charm, thus there are only 40 slots for Charms in The Knight's inventory.