[Machine Translation] ( !!! Caution: This game has a minimum age requirement due to the content of the game !!! ) ( CERO Category_Z ) *Please note that this game is not for sale to persons under 18 years old. We may check your age if necessary. The best version of the game is now available in a more affordable price! Survive the crazy era! Open-world Stone Age : Survive with a club or spear in the midst of ferocious beasts of prey. Survival in the Stone Age awaits you. Survive hunting and warfare in the open world of Oros. How to explore and survive in this land is up to the player. [Players: 1 Player] ( CERO Age rating: 18+ only )