•really anything to be quite honest
• if he doesn't like you
•if you don't obey him
• most likely if your annoying
•if your human
•probably if he's hungry
•if you try to run away
•if you steal his stuff
•if you refuse to give him your blood
• whenever he wants really
•YUU
•probably if you're older than 13 (reference to the 1st part of the series)
• if he just doesn't like you
•if your on the opposing side of him
•probably if you cause too much trouble
• if your a side character
• if you don't listen to anyone really
• because he just can