Don't do something generic like damage over time.
Make them act like a drunkard, or maybe they should fall asleep! Or maybe some Assassin's Creed shit where suddenly you go nuts and start swinging everywhere!! Or maybe you lose weapon proficiency!! SO MANY POSSIBILITIES!!!!?!?!?!?!?!
![Shocked :shock:](https://forum.c-rpg.net/Smileys/default/icon_eek.gif)