Method OD method ?

[bombasleep]

I'm planning on trying to OD on m30s as soon as I can get them but I was wondering if its a good idea to take ketamine too? I just come across some and was wondering if it could in anyway help with like the pain/better chances or if it would just get in the way of things. As of now I was thinking: Drink a few beers, snort ketamine (0.3ish g, can do more too) and then snort the m30s (140 mg) and finish with a beer til I black out. I was planning on doing this in my car in a few weeks on the side of a forest road in the middle of the night. Just wanting advice ty