In the museum, R0-GR is reunited with his war buddy RO-HK. A brief clip of their exploits during the Battle of Naboo is seen in Lo, I Am Manufactured (2018).
The Aurebesh text on the viewscreen when Zander checks for tracking devices translates to "active".
The Aurebesh text on the former royal palace of Naboo translates to "Palpatine Museum".
The holographic beasts on Durpin and Plumestriker's Dejarik board are a Rancor from Star Wars: Episode VI - Return of the Jedi (1983), a Nexu from Star Wars: Episode II - Attack of the Clones (2002) and a Varactyl from Star Wars: Episode III - Revenge of the Sith (2005).