Burning Sword

Burning Sword is 's level 4.

In Super Smash Bros. Ultimate
Burning Sword is Pyra's Final Smash in Super Smash Bros. Ultimate. Using it summons Rex, who performs a slash in front of Pyra with the Aegis Sword. All opponents he hits are pulled into a cutscene where Rex and Pyra hold the sword together and leap forwards, then perform an upward slash that transitions back into gameplay. This summons a giant pillar of fire that damages their opponents and deals high knockback when it ends.