There’s nothing special ig. It just looks the same as classic main campaigns or whatever
I assume you were the one who asked this in the speedrun discord, but if somehow you weren't, the answer is no. Tank run is basically the same thing as a normal campaign run except you're limited to running on the TLS patches which means most huge skips are blocked, and all of the normal holdout finales just run on 10 minute timers which means you're literally just gonna be running in circles for 10 minutes until the escape vehicle arrives. There is hardly any skill involved and it would be very boring (not only to watch, but to run as well).
This was meant to be done many months ago, but the time and motivation simply didn't exist to make it happen. Unfortunately, due to limitations of speedrun.com and how the category extensions board is laid out, this does mean we lost the players variable (the variable used to filter co-op runs for 2
