Social Climber
Rare6.6%All-the-thingsOptional
Took part in missions with all available allies.
Take every one of the 32 recruitable allies on at least one mission - not just recruit them, actually bring them along. Easiest habit: the moment you unlock a new ally, slot them into your next mission's ally roster. Missions let you bring more than one, so you can tick several off in a single outing. Naturally overlaps with 
32 to collect