Season 3 Province 3 is called Midgard Morass on the map. Stages on normal difficulty require 6 world energy, while on hard difficulty, they require 10 energy.
Stages 2, 4, 6, 8, and 10 introduce special stages in which enemies possess a Realm bonus for Midgard.
Stage 4 is a good source of Common Herbs, giving 0.512 items per world energy in normal difficulty.
Stages 3 and 5 are good source of Sharpening Stone, giving 0.106 items per world energy in hard difficulty.
Stage 1 is the best source of Chainmail Shirt, giving 0.038 items per world energy in hard difficulty.