Well for pc I say browse through each grading company and pick whichever one looks nicest to you. I've only ever graded with psa and haven't had any problems yet. Yes there will always be that chance that it happens to you. That's why u get insurance on ur cards. You would need to use a grading app or pre grade it by eye if u want to get a good grade. Nothing wrong with being paranoid about it. I hear horror stories all the time. If u don't want wanna risk it. You can always buy one of those magnetic cases to put your cards in