To activate these cheats in RollerCoaster Tycoon 3, rename a peep to the name in bold before each description.
John D Rockefeller
Increase your money
Chris Sawyer
Cheer (Lp) – All guests applaud you & jump into the air
Mouse
All guests stand around looking down at the ground (are they looking for mice between their feet?)
Guido Fawkes
Enables the “Advanced firework editor”. Usage: Scenery -> Firework Mixmaster -> Fireworks Displays -> Add firework display -> Advanced firework editor
Atari
Cheer (Fade) – All guests applaud you
James Hunt
You are given a buggy vehicle to ride in – exit coastercam and delete as scenery when done
D Lean
Open the “Flying Camera” routes editor (also available through Ctrl + Shift + 0 without using cheat)
A Hitchcock
Hitchcock – not sure what this does (could be related to the birds like Alfred’s movie)
PhotoStory
Unknown
ATITech
Every Person (both guests & staff) move super fast, though the game time passes at normal speed (rides & coasters do not speed up) (Expires after 20 seconds)
Make Me Sick
All guests become Sick and vomit immediately
Jonny Watts
PeepCam (see the world through the eyes of the guest who you just renamed)
John Wardley
Coaster Heights (ride & coaster tracks can be built without height limitations)
Frontier
Unbreakable (Buildings/Rides/Coasters do not break down any longer)
Jon Roach
Ride All Rides (make all guests ride every park ride before leaving the park) OR it may just make guests ignore their nausea rating
Sam Denney
Ride All Coasters (make all guests ride every park coaster before leaving the park) OR it may just make guests ignore their nausea rating
Atomic
Big Explosion – never saw a noticable effect on this one (assume it makes certain buildings, rides, or coasters explode OR could have some effect on the Fireworks)