Knack 2 is set a year after the first chapter, and will see the hometown of the protagonist be razed to the ground by Goblins. There will be three levels of difficulty; the first of these will facilitate a lot of the game and will change the level design of the levels, making it more accessible, reiterating the fact that Knack 2 is designed to entertain the whole family.
This game was released on 05/09/2017 and the walkthrough you are going to read is valid for PS4. This list will be updated over time whenever we notice the existence of new consoles on which Knack 2 has been published.