The Sirius' Flying Motorbike is a Foundable in Harry Potter: Wizards Unite and can be found in the Mysterious Artefacts registry.
Summary
Sirius Black gave his flying motorbike to Rubeus Hagrid on the night Harry Potter's parents were killed. Hagrid used the bike to bring the newly orphaned infant to the Dursley's house at 4 Privet Drive.
Community content is available under CC-BY-SA
unless otherwise noted.