1. make hemogoblin cocktail out of ceratosaurus spines (you become them when you kill an cerato) blood and narcotics and get meat or kibble

2. you have to get a dino with lots of health and find a ceratosaurus

3. you have to give your dino hemogoblin cocktail and let the ceratosaurus attack you the cerato will go drunk

4. when it’s drunk go to it and tame it passive with the kibble

Enjoy your tame and enjoy your day