casetoo bhai ap ark survival evolved me ek duurbeen hote he usse pta chal jata he ki apke samne dinosour ka level aur healt kitni he sab pta chal jata he automatically lekin uske liye apko crystil ki jarurat he aur crystal apko ek cave me mila ga aur cave apke house se east direction pe jha bich he vha milega koone pr vha rock ki chattan he uske bich me milegi cave aur app vha se crystal le sakte ho aur durbeen blue colour ki hogi