A new card type, especially with a rules-bearing subtype, is an exceptionally high amount of work, but this is a pretty great example of how additional tasks fall out beyond the obvious work necessary to implement new mechanics
Battles are transforming, dual-faced cards that enter the field with a certain number of defence counters printed in the bottom left of the side with the Mana cost
And I find jokes are right behind it
Titan of Industry, Dawnglad Regent, and Worldspine Wurm are some crazy powerful monsters to cheat into play with Kona
When they all come back, youll likely draw three from Voice of Many, and maybe have some fun with Heart-Piercer Manticore
Additionally, this allows players to see cool new combinations they might not ordinarily see with the way their decks are built