Someone: Why does Remoraid, a fish, evolve into Octillery, and octopus?
Pokemon nerd: In addition to both being based on projectile weapons (a gun and a cannon, respectively), Remoraid and Octillery are both based on aquatic animals with suction cups, thematically tying them together
Someone: Why does the skinny, snakelike Dragonair turn into Dragonite, a larger dragon with limbs?
Pokemon nerd: It’s based off a Korean legend about a serpentine creature that can become a true dragon over time.
Someone: Why does Exeggcute, six eggs, evolve into Exeggcutor, a palm tree with three coconuts?