Enhancing or creating shields with Frostwood and Heartwood should give -1 FC if applied. This makes sure that if a shield is created with SC that it will get -1FC applied. If the shield already has...
github.com
It is a bug that will be patched.
Any existing shields, if enhanced/crafted with Frostwood/Heartwood(with an SC roll) will have -1 FC applied to it if it does not have -1FC already.
If the
already enhanced wooden shield has Spell Channeling and +1 FC, the result after the patch will be a shield with Spell Channeling and 0 FC.