Falling on punji sticks from another zlevel will impale you

[chemistrymain2]

Why not?

About The Pull Request

Falling on punji sticks will impale you, doing damage and stunning. Resist off to escape.

Why It's Good For The Game

Zlevel interaction good.

Pre-Merge Checklist

• [ ] You tested this on a local server.
• [x] This code did not runtime during testing.
• [x] You documented all of your changes.