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Jurassic Park: Operation Genesis Xbox Cheat Codes

  Impossible Mission
  While playing game, press R, Right(4), R. All missions, exercises, and Site B will be unlocked.

  Guaranteed Immunity
  While playing a game, hold L + R and repeatedly tap Up. Dinosaurs will no longer get sick. In the PAL version of the game, press Up(2), R, L, Up(2) while playing game.

  Gimme Some Money
  While playing game, press L + Up, L + Down. $10,000 will be added to your finances.

  Where's The Money?
  While playing game, press L + R, Down. Your finances will be reduced to zero. Alternately, press L, R, L, R, Down(2) while playing game.

  Market Day
  While playing game, press L + R + Down. The market will now be instantly restocked with fossils. Alternately, press Down, L, R, Down while playing game.

  All Research
  While playing game, press Down(3), Left, Right, L, Down, Up. Everything will be researched.

  Open To The Public
  While playing game, press Left, Down, Right, Up, L + R, L + R. You can now select your three digsites without the required stars.

  Sequencing Error
  While playing game, press Down, R + Up. This will set all dinosaur DNA to 55%.

  Mr. DNA
  While playing game, press R, Up, R, Right, L, Down. This will set all excavated dinosaur DNA to 100%.

  While playing game, press R + L, Left, Down, Right(2). You can now shoot from the safari cars by using the camera.

  Rampage Time
  While playing game, press L(3), Left(3). All carnivores will become stressed.

  While playing a game, hold L + R and repeatedly tap Up, Down, Up, Down. One of your safari cars will blow up. Alternately, press R, L, Up, Down, Up, Down while playing game.

  Oh No!
  While playing a game, hold R and press Right, Left, Right, Left, Right. All tourists will die. Alternately, press Left, Right, Left, Right, R while playing game.

  Isla Muerta
  While playing game, press R(3), L, Right. Dinosaurs will now appear to be the living dead.

  Hot One
  While playing game, press R + Down, R + Down. A heat wave will occur.

  Welcome To Melbourne
  While playing game, press R(2), L, R, Down, Up, Down. The weather will get stormy.

  No Twisters
  While playing a game, hold L + R and press Left, Right. Release L + R, then press L + R again during game play. Alternately, press Left, Right, L, R while playing game.

  While playing game, press Left, Up, Right, Down, L + R. A twister will appear on the island.

  Extinction Event
  While playing game, press L, R, Down, R, L. All dinosaurs will be killed.

  No Red Tape
  While playing game, press L, R, Left, Down(4).

  Site B
  Successfully complete all missions to unlock the Site B option at the main menu.

  More visitors
  If you want more people to visit your park, build four or five entrances on all different sides.

  Avoiding visitor deaths
  Never build a Safari Adventure in your T-Rex cage. The visitors inside of the car will not live too long. Also, never put more than one T-Rex in one cage. One will be killed and the other badly injured; and the visitors around the cage will get scared to death. This costs you a lot of money, for the T-Rexes and the fines.

  Saving money
  To save a little money, build a small enclosure around a hatchery. When you hatch a dinosaur, sedate it, and move it to its cage.

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