Since yesterday everything in-game takes a really long time to load, I'm talking approx. 5 minutes of watching the "now loading" animation . For Dragon Ball Z Dokkan Battle on the iOS (iPhone/iPad), a GameFAQs message board topic titled "How long will the game last?". How long is Dragon Ball Z: Dokkan Battle? HowLongToBeat has the answer. Create a backlog, submit your game times and compete with your friends! Dragon Ball Z: Dokkan Battle (ドラゴンボールZ ドッカンバトル, Doragon bōru. et vous allez vite être lassés par ce long et fastidieux enchaînement de combats. Dragon Ball Z Dokkan Battle. 998K likes.