Duke Nukem: Manhattan Project
As stated in the manual, you get rewarded for scoring a perfect run. After finding all nukes scattered throughout the levels (240 total) while playing on HARD setting, you get weapon #8: the X3000. It calls down lightnings insta-killing enemies on the screen.
Close-up of the X3000
X3000 in action
Added by Rola (5970) on Aug 25, 2012
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