
The name of the new mode added to Octopath Traveler II with the latest update is 'Extra Battle'. This mode becomes available once you defeat the game's final boss and allows you to test your skills against even tougher opponents than the ones in the main game, including the cast of the first Octopath Traveler.

The new 'Extra Battle' mode becomes available for players in Octopath Traveler II after they defeat the game's final boss. This mode allows players to test their skills against even tougher opponents than the ones in the main game, including the cast of the first Octopath Traveler2.

The 'Extra Battle' mode in Octopath Traveler II is a new feature added in the 1.1.0 update. This mode allows players to test their skills against formidable enemies, including the heroes of the first Octopath Traveler game5. It becomes available once the player has cleared the story mode. This addition provides an extra challenge for players who have completed the main game and wish to engage in more battles.