I've played this system solo using Alfred Valley's system from Thousand Empty Light (Semiotic Standard, linked in Chris's reply). You can see the write up here: https://inkanddice.substack.com/p/exploring-the-graveyard-of-armored
I've played this system solo using Alfred Valley's system from Thousand Empty Light (Semiotic Standard, linked in Chris's reply). You can see the write up here: https://inkanddice.substack.com/p/exploring-the-graveyard-of-armored