How to get Nacli in Pokemon GO and can it be shiny?

The Paldea region expands in Pokemon GO with the arrival of Nacli during the Journey to Paldea event, running from December 1 to December 9, 2025. Trainers can encounter Nacli in the wild, via timed research, trading, or a premium ticket. Nacli evolves into Naclstack and Garganacl, offering defensive utility, though its shiny form is not yet available.