Gryffindor: a fighter, good at keeping up the morale of their survival group, generally willing to help unknown people

Ravenclaw: an innovator, good at repurposing pre apocalypse artifacts to serve the group, often preserves the group's sense of humour and lightheartedness

Hufflepuff: a camper, good at getting things done and keeping order, keeps the group's more eccentric members in check

Slytherin: a strategist and planner, will do what it takes to keep their group alive even if nobody else is willing to, takes a while to warm up to additions to their group