Mini 4WD Bros Eternal Wings

Phantom-Blade Car
Beat Story Mode with Knuckle Breaker. Then, defeat the Phantom-Blade Car in the next challenge.
Vise Intruder Car
Beat Story Mode with Max Breaker. Then, defeat the Vise Intruder Car in the next challenge.
Ray Stinger Car
Beat Story Mode with Fire Stinger and wait until the ending sequence is completed. Then, restart the game and select the option under Continue to start a Ray Stinger Vs. Fire Sting challenge.
Secret Mode Two Option
Beat Story Mode with Berkaiser. Then, a secret mode two selection will appear under the continue option. Beat this new option to unlock the last two Berkaisers.
Secret Shop
Beat Level Six in Story Mode, move the pointer to the upper-right corner and select that location.

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 Mission: Impossible

Various Cheats
Select Load Game and enter any of the following "Passwords". Ignore the Bad Password message:
Password
Effect
BIONICJUMPER
Super Jumps
SCAREDSTIFFF
Disable AI
GOOUTTAMYWAY
Turbo Mode
IMTIREDTODAY
Slow Motion Mode
SEECOOLMOVIE
View FMV Sequences
TTOPFSECRETT
Programmer Message
More Various Cheats
At the Pause screen, press Select, Select, Circle, Circle to enable Cheat Mode. Now enter any of the following:
Full Health - Triangle, Select
All Weapons and 50 MedKits - L1, L1, R1, R1
Beat Current Mission - Select, Circle
Ethereal Mode - Triangle(4x)
View All FMV Sequences - L1(7x)
Glitch - Select, Select, Circle, Circle

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 Mitsumeti Knight

Mini Games
At the Options screen, press Up, Up, Down, Down, Left, Right, Left, Right, X, Circle.

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 MLB '98

Super Fastball
Choose the Arizona Diamondbacks, then put in the pitcher Rex Baca. When you pitch a fastball, it will be 120-140+.
Always Hit Home Runs
Choose the Arizona Diamondbacks or the Tampa Bay Devil Rays. When Mark Meenahan or Scott Murray are batting, they will always hit home runs.