The short run of *Primal* demonstrates what adult animation can be, moving beyond the trends of complicated space battles with self-aware humor, crude jokes about sex, or portraying depressed characters using drugs as a punchline—a pattern that has unfortunately become common on Adult Swim. Instead, *Primal* aims to break away from this, returning to its roots and telling a story about Spear, a man, and Fang, his Tyr…