Launch the app, go to the main menu, tap 'All-Star Battle Mode', then select your preferred character to begin your fight.

Yes, navigate to Settings > Controls in the main menu to customize button mappings according to your preference.

It includes over 100 battles, character-specific scenarios, special skins, and illustrations, offering a comprehensive fighting experience.

All characters from various arcs are playable; you can select them in the roster for battles and explore cross-arc interactions.

The game introduces hit stops, jump dashes, refined fighting tempo, and new voice recordings from Part 6 anime voice actors.

Some cosmetic skins and special illustrations are available as in-app purchases; check Settings > Store for options.

Visit Settings > Store in the app to browse and purchase character skins and cosmetic items with in-game currency or real money.

Yes, the game supports Online Mode for multiplayer battles; access it via the main menu's Online Mode option.

Try restarting the app, ensure your device is updated, and contact support via Settings > Help or feedback for assistance.