Thread:Tyguy47.1/@comment-5119020-20150226204709/@comment-26148868-20150227193830

Also, I still am not ure how you make the links in the "upgraded from" and "upgrades into" categories. here's one as an example to what I mean:

Now I understand all of this except the "R1=5" part, because I see the R1 number change for different links