If you approve an image, click undo, and reapprove the image, it counts at 2 approvals, and you can do that an infinite amount of times for any image. I wrote some code that automatically did that in one click, so I just spammed the code.
Sitemods and the msmg owners had to intervene, msmg owners had to take my mod for a month, and the sitemods were concerned for the safety of the imgflip servers ig