video game terms

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Across
  1. 4. important but small component of game design.
  2. 5. to shoot lots of competitors without being vulnerable
  3. 7. game design improves with the of the designer.
Down
  1. 1. usually some form of an electronic character
  2. 2. applies to games where thinking is a major activity if not the major activity of the players.
  3. 3. story or history that a game ostensibly represents
  4. 6. one well-concealed, easily-defended place in