Go to the Pokemon Center and go to the PC and select the Pokemon that you want to get rid of, and choose release. If the Pokemon is in your party, move it into the box of the PC, and then again choose release. :)
You can's delete them but you can release them by going to move Pokemon pushing release
you press up , select , and b
ummmmmmmmm deleat youre game
go to the guy in Canalave City the house by the pokemart (diamond and pearl)
Go to the move deleter in Canalave City
by starting a new one and saving over it
dfg tyhgtg
Uh, start a new game and save at the beginning.
Nope.
You delete all of your progress and start over
look at the wonder cards in the mystery gift menu. select the card and go on "delete"
go to the city with the 6th gym leader there is a guy somewhere that will delete the moves