The Bulgarian society has long been exposed to disinformation narratives in traditional and social media. The deterioration of media freedom on the back of the oligarchization of the media market has undermined the quality and objectivity of journalism. The media environment has been further undermined by the indiscriminate penetration of social media networks, which algorithms have further amplified sensationalist disinformation. This policy brief zooms in on the prevalence and connections to the pre-election campaign of four popular (disinformation) narratives related to conspiracy theories about COVID-19, to the support of the large Russian energy projects, the opposition to the European Green Deal and the growing anti-EU sentiments in the Bulgarian society.