DRW Killer 7

The Killer 7 magnum is a highly powerful gun that can kill any zombie in 1 shot. It is only featured in Dead Rising: Chop Till You Drop.

Trivia

 * Outside of CTYD, the Killer 7 is first featured in Resident Evil 4.
 * In Resident Evil 4, the Killer 7 is labeled as Killer7 by the merchant.