SimCopter

Press <CTRL+ALT+X> during the game. Enter the following:

• Shields up - Immortal
• Gas does grow on trees - Unlimited gas
• I'm the CEO of McDonnell Douglas - You can pick any "copter" you want
• I love my helicopter - You get to the chopper
• superpowermultiply - You can fly faster holding down <SHIFT>
• Been there, done that - Ends the level in Career-games
• The map, please - Map

Well little do city citizens know whats gonna happen next.
A NUCLEAR MELTDOWN!!!!
press Ctrl Alt x to bring the code box and type RADIOACTIVITY and then enjoy.
(Warning! the helicopter your riding in will blow to.)

A megaphone in the hand is worth two in the bush=gives you a megaphone
outside the copter

Give me bucks or give me death: xxxxx (xx = bucks, 0-50000)—Lets you ask
for any money from 0 - 50000. However, the more you ask for, the more
likely you’ll get ‘death’: Immediate shutdown of game without chance to
save.

Warp me to career: xx (xx = city number 0-30) – During a career game only,
lets you warp to any career city.