In Super Smash Bros. for Nintendo 3DS and Nintendo Wii U, who was the sixth fighter to be added to the game post-launch?

Corrin, a character from the Fire Emblem series, was the sixth fighter to be added to Super Smash Bros. for Nintendo 3DS and Wii U post-launch. Corrin's inclusion in the game was announced in December 2015, and they became available as downloadable content in February 2016. Corrin's unique Dragon Fang abilities, fluid fighting style, and the ability to transform into a dragon made them a distinct and welcomed addition to the robust roster of fighters in the Super Smash Bros. game.