completist Hear it!

completist Definition

com·plet·ist (-plēt′ist)

noun

a collector who endeavors to gather one example of every item in a particular category or subgroup, as a hobby
completist Usage Examples

Possessives

  • dream: This game really is the completist's dream ( or nightmare, depending on how much time you've got!

Noun used with modifier

  • rock: Presented by Classic Rock magazine, making it the perfect gift for any blues rock completist.