How To Train Your Dragon: The Hidden World – Blu-ray 4K Review Universal Studios 2019 PG | 1hrs 44 mins Fantasy | Action | Adventure | Animation HD | 1080P | Dolby Atmos | Dolby TrueHD 7.1 Upscaled 4K | 2160P | HDR10 | Dolby Atmos […] How To Train Your Dragon: The Hidden World – Blu-ray 4K ReviewJanuary 4, 2020 in Plastic - Movies / Reviews tagged 4K / 4K Review / How To Train Your Dragon: The Hidden World / Plastic / The Hidden World / UHD by fromvinyltoplastic