I need help making this 808

i know for a fact that its synthesized and not a sample so i know i have to start with a basic sine wave but to get the tone and buzz it has i have done everything from distortion and filtering to adding slight saw waves i need some more ideas maybe some of you can try and re make it and give me tips to spark my creative intrest

https://soundcloud.com/gud-2/my-guns...l-wonderful-ep

I need help making this 808