Eliminate 100 enemies
Eliminate 50 enemies
Break 100 boxes
Find something in the collector
Finish the game
Find the Engineer
Break into the computer.
Fix the water pipes
Eliminate 10 enemies
Collect 500 spares
Jump into the water
Break 50 boxes
Collect 300 spares
Collect 100 spares
Break 10 boxes
Collect 50 spares
Collect 10 spares
Start the game
Finish the game without being damaged
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3178
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