All-Star Battle R/Kars

Kars (カーズ) was confirmed was confirmed for during the game's initial announcement trailer.

His moveset is fundamentally the same as his from, with a few tweaks being made to both balance the character and fit him into the overall gameplay tweaks that All-Star Battle R brought.

Kars's voice actor, Kazuhiko Inoue reprises his role from the anime and the previous game. As with the majority of the game's roster, voicelines for Kars were either added or re-recorded.

Costumes
Like the rest of the roster currently featured in the anime adaptation of their Part, Kars, by default, sports the outfit that he wears in the Battle Tendency anime adaptation. This makes the most significant alteration to his appearance being the colors of his clothes and a design that slightly resembles his anime design.

Commemorative Giveaway
In commemoration of the release of Stroheim as the 2nd paid DLC character for ASBR, the Japanese ASBR Twitter account hosted a giveaway of 20 sets of 3 ASBR Battle Tendency badges, although only to be delivered to addresses in Japan. The badges in question contain the ASBR render images of, , and Kars respectively.

The campaign started on February 3, 2023, and will last until February 19 at 11:59pm JST. To enter the giveaway lottery, users only have to:
 * 1) Follow the @jojo_games_jp Twitter account.
 * 2) Retweet the tweet that announced the giveaway in the first place.

However, Twitter accounts set to private will be illegible for the giveaway. Unfollowing the ASBR Twitter account before the end of the giveaway will also deem users illegible. Furthermore, attempting to join the giveaway with multiple accounts will cause all of those accounts to lose their eligiblity to win.

The giveaway is directly implemented by Bandai Namco themselves, with no third party involvement, and the winners of the giveaway will be notified via Twitter DMs. Said winners are planned to be announced sometime in early March, 2023.