When Draugr's Helm enters the battlefield, you may pay
![2](/Handlers/Image.ashx?size=small&name=2&type=symbol)
![Black](/Handlers/Image.ashx?size=small&name=B&type=symbol)
. If you do, create a 2/2 black Zombie Berserker creature token, then attach Draugr's Helm to it.
Equipped creature gets +2/+2 and has menace. (It can't be blocked except by two or more creatures.)