amulet vs mascot

amulet

noun
  • A kind of protective charm or ornament, often bearing magical symbols, worn for protection against ill will, negative influences, or evil spirits. 

mascot

noun
  • Something, especially a person or animal, used to symbolize a sports team, company, organization or other group. 

  • A personality type characterized by reliance on humor and positivity to wish away conflicts and attempt to defuse potentially violent situations. 

  • Something thought to bring good luck. 

verb
  • To act as a mascot (for). 

How often have the words amulet and mascot occurred in a corpus of books? (source: Google Ngram Viewer )