I have lots of variables to keep track of in my game, and I'm wondering if there's any downside to creating lots of class instances: event_1 = event(name, chance, [people]) event_2 = event(name, chance, [people]) ... events = [event_1, event_2] instead of just creating a nested list? events = [ [name, chance, [people]], [name, chance, [people]], ... ] other than the trading some instance names for ease of use in the case of classes, should I be worried about something like performance penalties or anything like that? Edit: I mentioned the ease of use, what I'm wondering is: do classes in a list use more resources than a nested list or it's the other way around? Continue reading...