this actually happened last night. so i was just roaming around johto and i saw suicune who i totally forgot about. so i went on a mission looking for it. when i finally found it we battled and when i lowered its hp to red i started throwing U balls and then i ran out!! and i was thinking damn i messed up...but then i looked and i had a great ball and i threw it and i cant believe it but i caught it!! haha it was excting to me cause the 3 dogs are beasts!!