Akira Toriyama's art style is unmistakable and is ... They're a little blob of slime with a very welcoming smile, and those little quirks make this simple design so recognisable.

Toriyama’s design for Dragon Quest’s “slime” enemy—a cute, teardrop-shaped pile of goo—is now a mascot for both the series and its developer. The Dragon Quest series is a sales juggernaut.