changer

Plural: changers

Noun

• One who changes or exchanges things, often money.
• a person who changes something
  • "an inveterate changer of the menu"
• an automatic mechanical device on a record player that causes new records to be played without manual intervention
• Someone or something who changes things.
• Someone or something that changes or transforms itself.
• A moneychanger; a person employed in changing or discounting money.

Examples

• He was a game-CHANGER, always finding the best word to shift momentum.

Synonyms

auto-changer, modifier, record changer