How to tame a carno the improper way:

Step one: kill it

Step 2: take its revival thingy to revive it

Step 3: revive it

Step 4: tranq it

Step 5: if you have no meat then HUNT DOWN THINGS AND IF YOU CANt DIE REPEATEDLY AND USE A PICKAXE TO GET MEAT FROM BODY

Step 6: feed carno

Step 7: enjoy your new hellish overlord