It’s better if we just get this out of the way now: Yes, Solar Opposites is an extremely Justin Roiland joint, but to call it a Rick and Morty knockoff is to miss the point of the show, which is to dunk specifically on humanity, rather than existence as a whole. See? They’re different. Ish.
Source: io9 – Solar Opposites Would Like to Remind You How Patently Trash Humanity Is