What, a giant battle gets built up for years and years, with a supposedly terrifying leader, all to get summarily chopped up inside of two hours and ruin the entire ~~story~~ country?

It's my understanding that this meme means nothing to the Mongols.

Nowadays you don't have to travel there to destroy them. You can simply nuke them from afar and be done with it. (Not that you should. Just saying how it is.)