Unlocked as part of the tutorial
Defeat the Admiral
East route West construction block, bottom right of the room you’ll find two pitchfork enemies, destroy the hidden barricades at the waters edge. Follow the hidden route to find a drunkard kill him to get the unit.
North Route Back Alley behind sacrifice pit to the left.
May need to take North route through Karlshaven (needs confirmation) found on an island accessed from the left.
Training camp, top left hidden behind some trees and barricades.
The Black Cat
East route spare the witch
East route kill the witch