Is it possible to soul-Forge yourself to have, say, a network of of blood vessels that would work as a self-renewing seal?
Clever idea, but not viable. The vessels would be too squishy, for one thing.
If you are viewing this on github.io, you can see that this site is open source. Please do not try to improve this page. It is auto-generated by a python script. If you have suggestions for improvements, please start a discussion on the github repo or the Discord.