This ends badly for the Precursors, we become corrupted after creating our 2 potential replacements for holding the Mantle. Our own children, the Forerunners, nearly wipe us out and we have to flee the galaxy. We come back with a vengeance and manifest as the Flood and get our revenge in the end.
We would’ve gotten away with it too, if it wasn’t for those pesky Halo rings
Or we ARE the precursor civilization before they got destroyed
This ends badly for the Precursors, we become corrupted after creating our 2 potential replacements for holding the Mantle. Our own children, the Forerunners, nearly wipe us out and we have to flee the galaxy. We come back with a vengeance and manifest as the Flood and get our revenge in the end.
We would’ve gotten away with it too, if it wasn’t for those pesky Halo rings