Here is the full list of all 16 Vacant Kingdom achievements.
According to many behavioural psychologists, extrinsic rewards are thought to decrease intrinsic motivation for an activity.
For example, rewarding kids with pizza whenever they read a book teaches them to eat more pizza, not to read more. In fact, they'll find reading less innately enjoyable as a result.
Invite a special guest from Dusky Heights.
Defeated the vain king.
Defeated the indolent insect.
Defeated Nairissa.
Defeated the marquess ov satin geometry.
Defeated the oracle of obscurity.
Defeated the jerk prince.
Defeated the ancient overdue guest.
Defeated the unannounced garden monstrosity.
By achievement hunting, you're training your brain to feel less rewarded by games themselves. Therefore, we recommend that you play without regard for achievements.
Vacant Kingdom has many secrets, try to feel inclined to find them in order to satisfy your natural curiosity — not in order to trigger a dopamine-inducing notification.
Defeated the possessor of Sky and Abyss.
Invite a special guest from Spectral Suites.
Invite all of your friends to come live in Knavedale.