As someone who was dumb and did the mind numbing grind to 450 it is just too much. I think something like the following would be much more respectful of a players time and could be implemented for Ash and Iron with how much time is left 10 to 199 rewards +20 power 200 to 299 rewards +10 power 300 to 399 rewards +8 power 400 to 499 rewards +5 power 500 to 550 rewards +3 power