Pyra & Mythra are part of the game's second Fighters Pass, which includes Arms' Min Min, Minecraft's Steve and Alex, and Final Fantasy VII's Sephiroth. The Fighters Pass cost US$29.99 and it will include six different characters, two of which are yet to be revealed. You can also purchase each brand new individual character for US$5.99. Aside from the new character, the DLC will also include additional music and a brand new stage.
Pyra & Mythra will be available starting this March.