Prismatic Nest
To customize formations, add spells, or record your own battle, go to the Battle Simulator here .
For defeating 
you will receive a reward depending on the object tier
you will receive a reward depending on the object tierReward
3 Gems
3 Crystal
3 Mercury
30 Alchemical Dust
3
3
3
3
10
Important note:
Information on this page may be partially inaccurate, as Heroes of Might & Magic: Olden Era is still in beta testing and demo version (full Early Access is scheduled for 2026). The garrison calculation formula, rounding method, and current data after recent grid size changes have not been fully disclosed and may change. By the game's release, all information will be clarified and updated.