Pokémon the Movie: Diancie and the Cocoon of Destruction (2014) runs 1 h 16 min, is rated PG in the US and averages 6.7 from 207 TMDB members. In the underground Diamond Domain, where many Carbink live, the Mythical Pokémon Diancie serves as ruler. The Heart Diamond that sustains the land is beginning to fall apart, and Diancie is not yet strong enough to create a new one. While seeking help from the Legendary Pokémon Xerneas, Diancie encounters a group of thieves who want to take control of its diamond-producing power–and who awaken the Legendary Pokémon…
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Streaming availability by JustWatch. In the US, as of 2026-11-08: Hoopla (free), The Roku Channel (free with ads), Tubi TV (free with ads).
Pokémon the Movie: Diancie and the Cocoon of Destruction on TMDB · This product uses the TMDB API but is not endorsed or certified by TMDB.

Lights Down is a free tool: tell it your streaming services and how long you have, and it ranks what you can stream tonight, with a this-or-that, a roll, a bracket and a wheel. Movie data from TMDB; streaming availability by JustWatch. Page updated 2026-11-08. This product uses the TMDB API but is not endorsed or certified by TMDB. Lights Down is a Somebody Decide program. How the data works · Legal & privacy · Tonight's lists