A hack that swaps inventory scores for a pool of "breath points", which can be used for effort, carrying capacity, and potentially magic:

https://docs.google.com/document/d/1416p4Zxk633GKOTx_HjTkrnM_vx2ZUF1lzfrlnyD23M/...

This is such a great idea, I might make a hack based on that too!