This is an attempt to create a unique type of campaign where each player has set number of points to spend to create what they feel like would be realistic looking planetary invasion or defense force. For this example here and what we have been thus far planning the point limit is 15k.
Assembling armies of this magnitude is, obviously, a titanic feat due to the sheer number of models. Therefore it may be more reasonable to play digitally with something like Tabletop Simulator.
Read more about Planetfall here!