Key to Knowledge in Honkai Star Rail
Key of Knowledge is a mythical Honkai Star Rail key wielded by meditating scholars. Can be used to slightly increase the level of Erudite characters' Footprints.
Material involved in pumping:
- Light Cone Upgrade,
- Skill Improvement Materials,
- Trace leveling material
History:
He can reveal the mysteries that bind the truth of the world and bestow knowledge beyond human understanding.
No matter how the master tries to demonstrate his possession of the key, no one but himself can see the physical form of the key. Some people think it's a gift from heaven, while others think it's a sign of mental illness.
“I had a dream about molecules curled up in a loop, like a snake grabbing its own tail. I woke up realizing that this is the answer I've been looking for all this time!"