CRYSTAL, GOLD, AND SILVER: To copy pokemon on crystal you have to have at least 2 pokemon then go to a PC and deposite the pokemon you want to copy then switch the box to an empty one and when it says SAVING DON'T TURN OFF THE POWER turn off the power! There should be 1 pokemon in your party and 1 in your box. [you should save before the process.] CRYSTAL, GOLD, AND SILVER: To copy items do the cheat above, but make the copying pokemon hold the item you want to copy. [Like masterballs, rare candies, and nuggets.] RED AND BLUE: To get pokemon over 100 Lv talk to the guy that shows you how to catch pokemon and say "No" and fly to Cinnebar then surf along the east coast line and you'll find em'! RED AND BLUE: To get 1,000,000,000,000,000,000 etc. items do the cheat above, but put the item you want to duplicate in the 6th item spot then wait for a pokemon called MissingNo. and then run away your 6th item will be duplicated.[ MissingNo. looks blurred.] YELLOW: To get surfing pikachu talk to the dude at the surf shack by Fussia trade your pikachu to Red, Blue, Yellow, Crystal, Gold, or Silver then evolve it into a raichu and trade it back then release it and talk to the dude again and he will say "POOR GUY YOU LOST YOUR PIKACHU. HERE HAVE MINE."and he will give his surfing pikachu at Lv 45. WARNING: Don't catch or kill MissingNo. it will currupt your game forever it may even stay currupt if you start a new game!