SVS Heros Day (Tip)
You need about 2500 wisdom medals
Swap medals Raise a Purple Hero to Lev 12
Develop the first 3 skills up to level 10
Disassemble the hero and you get
most of the medals back
You repeat this 5 times - 1 time per hour
At the end of the day, do not use up all the wisdom medals
At the end of the day, the expert points can be used up
Worth it