Rivers of London: Black Mould — Titan Comics
Issue: #5
London's only trainee wizard cop, PC Peter Grant, has faced many strange and unusual foes, but confronting a sentient, vengeful black mould in the guise a form jazz musician? That has to be a new one!
Creators: Lee Sullivan, Luis Guerrero, Jessica Burton, Russ Seal, Ben Aaronovitch, Andrew Cartmel, Rob Steen, Andrew James, Nick Percival, Steve White, Rian Hughes
Characters: Peter Grant