Imagine a great film with a single character at its core - let's go for the obvious example of Citizen Kane. Now imagine that the central role was played not by the charismatic Orson Welles, but by a typically bland TV actor of the time.
It would still have the same direction, cinematography and support performances. But would it be the same film?
Bubble Boom Challenge faces the same dilemma, taking many of the elements of the classic casual puzzler Zuma, but ripping out the core mechanic and replacing it with something far less engaging.