Gms Nx Cube tier-up rates fluctuate This weekend I decided to put the "labor" in Labor Day Weekend. I wanted to answer the age old question of "are red cubes or black cubes more cost efficient during miracle time?" Long story short, I watched a bunch of youtube videos, logged the results, and watched the answer flip flop from "red cubes are better!" to "black cubes are better!" and back. It got to this point: Since I wasn't really getting anywhere with the answer, I decided to do a comparison of March miracle time tier up rates versus July miracle time tier up rates. Here is what I found: I ran an A/B test to determine whether my results were statistically significant. For those who do not understand