Envision being marooned by yourself on a forsaken isle, devoid of sustenance and with no escape. Assess your prowess in survival to determine if it's adequate. Engage in this untamed and perilous quest, where to triumph over the elements, you must be endowed with superior wit. Additionally, you must conquer the forces of nature and avoid the ravenous beasts intent on your demise. Thus, battle for your very existence!