Can you catch shamon in Pokemon pearl without an action replay?

if you act fast you can catch shamin now off of the mystery gift option it ends soon (oct 14today)you will get oaks letter and it will tell you the rest. shamin is at level 30 save right as u see him and if you have money by a quick ball use it on the first turn.he is easy to catch hint if you want sky form talk to the blond girl in floroma town with shamin on your team.giveshakin those flowers