There is an urban legend about a secret dungeon in LINK VRAINS. It's packed full with dangerous traps. And what waits at the other end is...
Chaos Burst activated when 
he declared an attack.
Chaos Burst wird beim Deklarieren
des Angriffes ausgelöst.
Chaos Burst se activó
cuando declaró el ataque.
Chaos Burst ativou quando
ele declarou um ataque.