Futurama's seemingly immortal success is because it blends genres to create something wholly unique. The series' silly sci-fi parodies often give way to surprisingly insightful explorations of morality, love and fate. This applies to its central characters as well, who began as one-note riffs on classic tropes, but have gained astrong emotional development across the series' numerous stops and starts.
Source：https://www.cbr.com/futurama-season8-amy-kif-family-evolution/
