Thread:User 3425/@comment-26483081-20170104013942/@comment-27574288-20170104220432

I did not know that! I don't even know which theory to which you refer. Well! I guess I'll have to wait until the end of January to find out.

Personally? I hope it's my theory that gems upgrade into permanent fusions when they fuse with other gems that have the gem in the same spot.