: Regularly upgrade your producing buildings to increase their storage limit; if the limit is reached, production stops until you collect.
: Primarily produced in your Gold Mines and Farms . They are essential for upgrading heroes and buildings. Puzzle Breakers: RPG Online Hack
: Critical for ranking up your heroes. These can be purchased with Gems or Gold in the Shop , which is considered one of the best uses for your Gems. Hero Progression Strategy : Regularly upgrade your producing buildings to increase
