Home › Hard Riddles › Useful Tools For Who In Darkness DwellUseful Tools For Who In Darkness Dwell Updated: 05/01/2022 by Mr. Ryan Riddle: Useful tools for who in darkness dwell. Within you, corrupting like a deadly spell.Show AnswerAnswer: Poison Solve More Riddles:What Has Teeth But No Mouth?We Hurt Without Moving We Poison Without TouchingWhat Fruit Is Of Great Use In History?What Goes With A Car, Comes With A Car, Is No Use To A CarWhat Is Deep Within You, Never Dies Or Gets Worn OutThousand Layup Gold Within This House, But No Man…What Can You Add To A Bucket Full Of Water To Make…What Can Be Heard And Caught But Never Seen?What Gets Beaten, And Whipped, But Never Cries?What I Am Filled I Can Point The Way When I Am Empty