"Resba" (レスバ) is Japanese internet slang for a heated reply battle — the kind of fierce arguments that erupt in forums and comment sections. Every online culture has them. We turned it into a game. ResBattlers Arena is a competitive debate typing game. Argue a topic in the Argument Phase, read your opponent's case, then tear it apart in the Debate Phase. An AI judge evaluates both sides and declares a winner. Play vs humans or AI — no sign-up required.