Purpose:
1) unlocking of units, or embossing locations (rebuy charges for 3 PCs for 1-10 diamonds, no matter unlocked in the store, or knocked out in battle)
2) buy the spells of other races
Purpose:
1) unlocking of units, or embossing locations (rebuy charges for 3 PCs for 1-10 diamonds, no matter unlocked in the store, or knocked out in battle)
2) buy the spells of other races