As everyone knows, the most enjoyable time to play a grinder game is when it reaches the max level.
After reaching max level, players no longer need to level up, and their pursuit of various novel strategies and tactics becomes mainstream, with the benchmark of this pursuit lying in the equipment.
If the improvement is only in numerical values, the game can easily fall into a vicious cycle of number inflation, eventually becoming dull and forgotten.
Some games can rely on their content to engage players, or keep hosting various seasons to lengthen the playtime, but in the end, they can't keep up with the growing demands of players, and the outcome is still extinction.
However, "Princess Dungeon 2" is a bit special.