User blog comment:SpaceManiac888/Series 10 Sweepstake/@comment-2118191-20171022053145

Of course, essentially we'll be seeing three robots again in the final - one having won its heat, the other two by being in the rumble.

Basically this means that David, Demon, Headbanger, NoNonsense, RammingSpeed and Tornado all have a 1/2 chance of appearing again from this heat.