sentences: "Mary Grace Garis from "Bustle" praised "Invader Zim" for how it does not sugarcoat reality, saying, "You can't deny that ["Invader Zim"] really put in some heavy, soul crushing messages between "The Doom Song" and all those rubber piggies.And I'd say that a la "The Powerpuff Girls", they did a really good job of hiding adult lessons in a children's cartoon, but well...