With the Sekai Taikai underway, a betrayal threatens to throw team Miyagi-Do off their game. A dramatic first event unleashes the element of surprise.

Who will move to the next round in the tournament's tag team elimination match: Miyagi-Do or Cobra Kai? A shocking revelation shatters Daniel's world.

Daniel and Johnny use historic Barcelona as a training ground for their captains. But a cheap shot in the semifinals sparks a brawl to end all brawls.