Rio de Janeiro’s carnival is full of contrasts: wealth brushes up against poverty, joyful abandon unfolds alongside hard labour. Its visual expression also explores notions of power. In a country with the largest Catholic population in the world, racy nun costumes are everywhere during the festival. Along with revellers dressing up in sexy police costumes, the Catholic cosplay reveals an element of carnival’s underlying subversive nature: authority figures softened, flipped, and reconsidered through street theatre and play