to battle gengar. go to old chateau which is located near in eterna forest. go to his room where it has the picture of 2 red eye staring at you........ search him as like you are searching a Pokemon you want to catch in on the grass(run anywhere) then he will appear. the most important code to get gengar iiiiiiiiiiiissssssssssss..............................BE PATIENT!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

that is all i can say. BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!BE PATIENT!!!!!!