Numel is a yellow, quadrupedal Pokémon that resembles a Dromedary camel with a volcano-like hump on its back. The hump is green at the very top and fades out into yellow with small green spots. It contains magma of almost 2,200 °F (1,200 °C). A female will have a bigger hump than a male. It has bangs on top of its head, sleepy eyes with brown circles around them, and short, stubby legs.

Camerupt is a quadrupedal Pokémon that resembles a Bactrian camel. It has two gray volcanoes on its back, which are bigger on a female's back than those on a male. It also has a stout body with red shaggy fur and three blue ring-shaped markings on both sides. It has bangs on top of its head, droopy ears, and a tan fur-less muzzle.