Most video games aren't video games unless they have some kind of adversary. As with most stories, it's the thing that is being fought against that makes it.
This is why out of all the well-worn gaming tropes that have accumulated over time, the final boss is one of the most irresistible. There's nothing more frustrating for a gamer than losing to them for the thousandth time, and nothing more vindicating than when you know you have them beat.
It's one of the ways in which the fantasy of gaming can sometimes reflect the reality of life. Maybe that contributes to how many memes there are out there about the formidable final boss. They might sometimes seem impossible to win against, but they are also made to be beaten. Plus, they offer up a rich vein of humor for meme creators to mine. Defeat the next couple of minutes by taking a leisurely scroll down below.