It seems you’re referring to "El Príncipe Dragón" (The Dragon Prince), the animated fantasy series from Netflix and Wonderstorm.
However, as of now, Season 6 has not been officially released — but let me give you a clear breakdown of the current situation and what to expect.
The overarching theme of Season 6 is the cost of truth and the search for redemption. El Principe Dragon - Temporada 6
Claudia al límite: El personaje más trágico de la serie llegará a su punto de quiebre. ¿Seguirá a ciegas a Aaravos o descubrirá que está siendo manipulada? La Temporada 6 podría mostrar su redención o su caída definitiva en la villanía. It seems you’re referring to "El Príncipe Dragón"