Monster Train
53 Achievements
GOG
Guardian of the Styx
Reach Level 5 on The Stygian Guard.
40.2%
How to unlock the Guardian of the Styx achievement in Monster Train - Definitive Guide
The Stygian Guard are unlocked when you have cast 250 spells 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.