Made a guide on Turn 2 variances how the board appears for the Rubber Band boss ensuring you can get Turn 1 and 2 to always hit for max damage.

I didn't test this on the Boss Time Trial, so I am not sure if this works there as well.

Let me know if something is off !

https://docs.google.com/document/d/11giumXLlqX0H2H2WJFVaud1w1cVzIMO3L8XmGhYqreQ/edit?usp=sharing

P. S Please excuse my terrible paint skills :P