Also known as: モンゴリアンデスワーム, モンゴリアン・デスワーム, モンゴリアン・デス・ワーム, オルゴイコルコイ
It is believed to be a type of Cryptid form that inhabits the underground of the Gobi Desert.
It is said to be a dark red Sandworm measuring approximately 3.3 to 4.9 feet in total length, capable of spraying yellow venom from its mouth and discharging high-voltage electricity from the tip of its tail.
It is called “олгой-хорхой” (olgoi-khorkhoi) in Mongolian, a name that means “a worm resembling intestine.”