Monster Train
53 Achievements
GOG
A Wisp Reanimated
Reach Level 5 on The Umbra.
36.9%
How to unlock the A Wisp Reanimated achievement in Monster Train - Definitive Guide
The Umbra are unlocked when you have summoned 350 units with any other clan. Play through with them as your Primary or Secondary clan. Primary clan gets full experience for a run win or lose but the secondary clan gets only half the experience. You'll need around 85,000 experience to reach level 5.