Sine sub bass +
https://www.audiodamage.com/downloads/product.php?pid=ADF002 and some saturation, then compress it some more(with a different compressor that actually shows you what you're doing this time) just top control it... Maybe Camel Audio's Camel Crusher might help... Dude you actually answered your question. It's a distorted bass, just distort the bass(even 808) and try to control it.
Have fun playing with thew other kids, don't be mean just cause your 808s knock hard for free now.
You could just buy Decapitator and avoid all that work though