Hard mode allows players to repeat combat encounters with a greater challenge in Disney Mirrorverse, and they can unlock it by playing through the main story. Other activities can be completed to increase Guardian power, but only story mode encounters will lead to unlocking higher difficulty levels. Along with Hard mode, players can eventually unlock Expert for the ultimate test of their Guardians' skills.
Every encounter will reward players with various resources, but winning fights on harder difficulties will speed up the process of farming for materials. Once Hard mode is unlocked, players will be able to level up Guardians faster in Disney Mirrorverse, and it will lead to more activities becoming available. For example, completing the 30 floors that make up a single Tower requires extremely powerful Guardians, so Hard mode encounters eventually become necessary to keep leveling up quickly.
Related: Best Ways to Play Disney Mirrorverse Without Spending Money
Hard mode can be unlocked by completing the story mode's fourth chapter on Normal difficulty. As soon as players win encounter 4-10, regardless of the star rating they earn, chapter one will be available in Hard mode. The only exception to this is the limited-time events in Disney Mirrorverse. All difficulties are automatically available for timed events to give all players a chance to earn the best rewards possible. However, it's unlikely players will be able to complete event encounters on harder difficulties before unlocking these modes in the main story because their power level will be too low.
Once players start Hard mode, they'll revert back to having only one Guardian spot available. The story and unlocks will be the same as they were in Normal mode, but
Read more on screenrant.com