finalizer

/ˈfaɪnəlaɪzər/
noun
  1. A person or thing that completes or makes something final.
    • In the game, the finalizer is the character who delivers the last blow to the boss.
    • The editor acted as the finalizer, checking every page before printing.
    • Our team needs a good finalizer to polish the presentation slides.
Antonyms
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