Alpha Centauri

Duing play press Ctrl and K to access the map editor.
Then press any of of the following key combos....
Shift + F5 Change year
Shift + F1 Create unit
Shift + F2 Discovery technology
Shift + F4 Edit energy credits
Shift + F9 Edit faction diplomacy
Shift + F6 Kill opponent
Shift + F3 Switch sides and reset view
Shift + F8 View FMV sequences
Shift + F7 View replay