I was able to clear it like that, it took a while but i am proud (neuvi c0r1 top 0.08%, flins c0 homa top 4.7%, bina c0 dawning frost r2)
For those who don't belive here's the video of 12-3 (other 2 chambers don't worth mentioning, they are cleared with 30+ seconds to spare) [https://youtu.be/AfSQT5B7sMI](https://youtu.be/AfSQT5B7sMI)
This abyss is a fucking joke