Currently...
Biome Modifiers
Acid rain
This biome is prone to frequent acid rain.
Radioactive
This biome is at least somewhat radioactive, and may be hazardous to your health. Mutations are likely.
Overrun
This biome has been largely overrun by one species, throwing the ecosystem off balance.
Creatures found in the Yrng Cave
UNCOMMON
#344 Gavo
Gavo are small, porcupine-like creatures from outer space. Their quills perpetually burn red-hot, which protects them from almost every predator, and their claws are perfectly evolved for digging through almost any material, which has enabled gavos to largely own the undergrou...
#344 Gavo
COMMON
#095 Scotty
Believe it or not, scotties are actually descendants of dinosaurs! Scientists discovered a fourth classification of dinosaur, subterranean, during the disastrous decades-long journey to drill toward the planet's core for more resources. The scotties now kept as pets are a high...
#095 Scotty
COMMON
#049 Emollo
Emollo are a race of intelligent grub-like creatures that evolved arms and legs while living in gigantic, underground cities. They stand approximately three centimeteres tall and typically live around eighty years, spending approximately half of that in their long-term school ...
#049 Emollo
RARE
#078 Etorg
Etorgs are the living skeletal remains of eternal giants. Although most have grown bored of life and live solitary lives atop mountains or in colossal underground caves, younger etorgs will sometimes adopt a city, curl up around it, and patiently watch generations of lives unf...