Improved Hagalaz
This mod improves functionality of the Hagalaz rune! Now, Hagalaz will extinguish fires, open the door to Secret and Super Secret Rooms, and destroy all kinds of grimaces.
Check out the (rather simple) source code here
https://github.com/zack-baker/Improved-Hagalaz-Mod
Now on the Modding of Isaac
https://moddingofisaac.com/mod/3493/improved-hagalaz
Download
The Binding of Isaac: Afterbirth+
The Binding of Isaac: Afterbirth
Required DLC:
These DLC should be installed in order to use this item.
The Binding of Isaac: Afterbirth+
The Binding of Isaac: Afterbirth