From Bulbapedia, the community-driven Pokémon encyclopedia.
A Mew made a cameo appearance in the ending credits in ''[[PK24|Meloetta's Moonlight Serenade]]''.
A Mew made its physical main series debut in ''[[SM042|Alola, Kanto!]]'', where it was seen flying around near [[Professor Oak's Laboratory]]. This is the latest main series physical debut of any of the original 151 Pokémon.
[[File:Mew PO.png|thumb|250px|Mew in [[Pokémon Origins]]]]