What Game is it?

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Across
  1. 2. Use tools to identify the type of ghost
  2. 5. Shrunk to the size of an ant
  3. 6. Master chief
  4. 7. You've inherited your grandfather's old farm plot
  5. 8. The final boss is Eredin Bréacc Glas
Down
  1. 1. You cast spell with your voice
  2. 3. You can spawn the wither
  3. 4. The call of duty with the Apothicon Servant