Mission: Thunderbolt is a roguelike video game developed in 1986 commercially released in 1992.
Developed by Dave Scheifler for Digital Equipment Corporation mainframe computers, it was later released as Doomsday 2000 on Mac OS and Windows.
A resistance force has developed in an alien-occupied Earth, and the player protagonist is sent to retrieve an anti-matter bomb in a military installation under the Appalachian Mountains.
Mission: Thunderbolt was awarded "4 Mice" by MacUser Magazine and was placed within the MacWorld 1992 Game Hall of Fame.
Mission: Thunderbolt was reviewed in 1993 in Dragon #189 by Hartley, Patricia, and Kirk Lesser in "The Role of Computers" column.