- Research unlocks upgrades and improves most elements of the game.
- The tutorial walks the player through purchasing scholars to perform research. Up to 5 scholars can be acquired to perform research at the same time, with costs shown below. Scholars continue researching while the player is offline and the game sends a notification when research is complete. Research can be completed instantly by spending diamonds. The last 5 minutes of any research is free.
- There are 5 different categories of research:
- Learn how to train the commander as well as everything related to coins, embers, essence, energy, mana and the shop.
- Research ranks, attributes and abilities for each hero class.
- Convert embers, coins, capture traps, and runes.
- Use 'Summoning Emblems' to research/summon the 5 original commanders and 5 new commanders.
- Research Treasure Maps to unlock gold mines, Strongboxes and Ancestral Knowledge volumes to unlock resources, and special items to progress the storyline forward.
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