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Nintendo DS - Dig Dug: Digging Strike cheats

Extra Levels:
Accumulate all the dinosaur fossils in levels 1-12 - Extra Level 13
Accumulate all the dinosaur fossils in levels 1-12 - Extra Level 14
Accumulate all the dinosaur fossils in levels 1-14 - Extra Level 15

Unlock sound test:
Drown the monster on level twelve.