Minecraft

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Across
  1. 3. I go up and down
  2. 6. the most useful things
  3. 7. I am that guy (the ONE)
  4. 9. you can't break it
Down
  1. 1. I hang from tall trees
  2. 2. something to flex with
  3. 4. very shiny
  4. 5. I am the main mechanic
  5. 8. main material
  6. 9. worst wood