Iron traps not burning nethrum

[Sneaky]

You drop an iron lockblade trap with jagged teeth.
You attempt to set the iron lockblade trap with jagged teeth in a disguised area where it won't be easily noticed and you will now attempt to lure any foes into it should you be attacked.
(You can recover the trap at any time)
end roundtime
Wait 1 second. Queuing following command: unhide
You come out of hiding.
A dirt-covered animated skeleton moves to attack you, but you skillfully lure it into your hidden iron lockblade trap with jagged teeth!
The sharp jaws of an iron lockblade trap with jagged teeth clamp shut on a dirt-covered animated skeleton's foot!
22 hack damage - (right foot)
A dirt-covered animated skeleton falls to the ground!
A dirt-covered animated skeleton is stunned!
end roundtime
A dirt-covered animated skeleton no longer appears stunned.
A dirt-covered animated skeleton manages to wrench its foot free of an iron lockblade trap with jagged teeth.
A dirt-covered animated skeleton stands up.

This should probably do some burning damage on the initial trigger, and then a little bit as long as they're trapped in the trap.