Routing for this category would be: Spider, reset playthrough, Locusts, Blizzard, Thunderstorm, Air Deficiency, reset playthrough, Gas, Heatwave, Razor's Gang, Fuel Deficiency, Moon Base

There could also be a True Ending version of this category, getting the true ending on the last playthrough, but that might not be necessary.

if EZPiig could please splice his individual scenario records into a run, that'd be a pretty good demonstration of the route

The problem with the ILs is that they all (except Day 1s) have prep which makes them slightly unreliable for the total time. Also the routing is probably a little more complicated than that since some scenarios make for easier setup in later scenarios.

yeah, I realized that after making that post

anyway, here's my current PB and also the current WR: