Fight Safari Pokemon Outside Safari Zone Glitch: This glitch allows for a player to fight and catch Safari Zone Pokemon outside of the Safari Zone. To activate the glitch, a player must enter and exit the Safari Zone, then go to Route 20 without traveling in any grasses that contain Wild Pokemon, and finally Surf along the eats coast of any island on this route. This is commonly done by flying from Fuchsia City to Cinnarbar Island, since the east coast of the island is technically apart of Route 20. While surfing, the player with actually discover Pokemon that are found in the Safari Zone.
Old Man Glitch: This is one of the most famous Glitches that are apart of the games, since it has to do with encounter of MissingNo. This glitch is an extension of the Safari Zone Glitch directly above, and begins with the Old Man in Viridian City. This glitch souldn't be confused with the Item Duplication Glitch, which is easliy done after performing this very glitch.
To execute the glitch, all a player has to do is talk to the Old Man in Viridian City and watch him demostrate how to catch a Pokemon. The play must then fly to Cinnabar Island and surf on the east coast of the island. Random Wild Pokemon at Random Levels will appear based solely on the player's name and the letters and characters used.