Ima give you a very easy knock out but will

Require the most prep work so first up you wanna build a ramp leading up to a 3ny 3 door frame stacked on top each other then load up you can use a raptor if your more comfortable with that once the spinosaurs is in the box fire at it once it’s down unconscious feed it fish meat if your spino wakes up don’t worry shoot it back down but feed it narcotics to keep it asleep