Board Thread:Episodic and Issue Discussion/@comment-1038387-20190118171753/@comment-2103046-20190118220142

Thailog wrote: "Triptych" was animated only by DR Movie. And they've always said 26 episodes. No one has ever said the order was originally 13.

It that base on anything or just your opinion? I could be wrong on the number of episodes but it seems that 13 was the original plan but "Part 2" was announced.