Resources are in-game items and currencies that are used to advance heroes and weapons, as well as enter different areas of the game.
Bread is a resource primarily used to train heroes. Bread can also be sold for gold. By default, players can hold up to 30 pieces of bread at a time. This limit can be expanded 10 at a time for 3 jewels.
Gold is one of several in-game resources.
Honor is status property of player. Honors can be earned and consumed.
Keys are used in this game to access dungeons, Each dungeon requires a certain amount of keys (often requiring 2 or more) to enter.
Milk is consumable item in game. Effect of this item is help player to earn extra exp for a certain period of time.
Crystal is a material for forging Soulbound weapons. There are different form of crystals (powder, shard, and crystal)
Jewels are an in-game currency that have several uses. Jewels are available as an in-app purchase currency for Crusaders Quest, though there are other ways to obtain them as well.