Key Items to find a Shiny Pokemon Easy
-Poke Radar - A tool that can search out Pokemon that are hiding in grass. Its battery is recharged as you walk.
How to Obtain:From Professor Rowan in Sandgem Town after you complete the Sinnoh Pokedex.(Diamond, Pearl, & Platinum)
-Shiny Charm - A shiny charm said to increase the chanece of finding a Shiny Pokemon.
How to Obtain:From Professor Juniper after you caught all the Pokemon in the National Pokedex.(Black 2 & White 2)