[ObbleYeah]

dammit I think I just figured it out. This bugs me for a week then I post in here and fix it in 5 minutes. Always the same

--
     -- mission list reward icons
     -- ...maybe WORKING CORRECTLY?
     local ml = GarrisonMissionFrame.MissionTab.MissionList
     local buttons = ml.listScroll.buttons    
     local missions = ml.showInProgress and ml.inProgressMissions or ml.availableMissions
     local numMissions = #missions
            
    for i = 1, numMissions do
        local button = buttons[i]
    
        for k = 1, #button.Rewards do
            button.Rewards[k]:DoStuff(stuff)
        end
    end