[2024] Was doing my kuva lich mission and my batteries died. Came back and there were literally like 1,000+ grineer that just randomly spawned and nuked my fps.

Hey Tenno!

We are currently investigating the issue. If anyone comes across this and play on PC, please submit your logs to support so we may further look into this. https://support.warframe.com/hc/en-us

Cheers!