>>10400978>the wiki is using webpDownload the original. Are you using Firefox? That's a known bug, I use Edge for those cases.
The rest sounds like a problem of scaling, as it states in the link I posted, it takes the image and scales depending on your settings. To me, it doesn't make any sense to save it in random resolutions instead of squares, but I'm not going to stop you from doing that if you want (a difference of one or two pixels may be due to Youtube trimming the image).
I don't know if those are the original, but I downloaded those from the Wikia, 54 emoji plus 6 membership badges:
https://files.catbox.moe/yiiqpv.zipYou could also try to find the links mentioned by this anon
>>10401031 in the archives.
