Graveyard of Beys! The Gate of Makai!!

Beyblade Burst QuadDrive · Episode 3 · “Graveyard of Beys! The Gate of Makai!!”

The story centers on Bell Daikokuten, the leader of the Bey graveyard "Makai no Mon." Bell, who holds Dynamite Belial, declares war on Bladers across the world. (Source: Anime News Network)