Where do these video game characters come from?

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Across
  1. 4. Michael Afton
  2. 5. Mugman
  3. 7. PacMan
  4. 10. Ridley
  5. 11. Aubrey
  6. 13. Sans
  7. 14. Pillager
Down
  1. 1. Kratos
  2. 2. Monika
  3. 3. Shantae
  4. 6. Ranni
  5. 8. Knuckles
  6. 9. Pikachu
  7. 10. Scorpion
  8. 12. Bowser
  9. 15. Lifeline