It’s clear from Signet City’s reveal trailer that it’s going to be an unusual game. After all, you’ll be playing a fungal brain parasite that influences multiple hosts across an algae-powered city. But, when creator Gareth Damian Martin and I spoke, they didn’t just want to talk about how their game worked – if anything, they seemed happy to leave that discussion until players could play it to find out for themselves. Instead, they wanted to say why they were…