Trait tiers
← IntelligentGenius · step +3End of chain
Effects
Modifier values for patch 1.20.1.2 are listed below. Check the in-game tooltip for availability and current setup.
| Modifier | Value |
|---|---|
| Diplomacy | +5 |
| Martial | +5 |
| Stewardship | +5 |
| Intrigue | +5 |
| Learning | +5 |
| Monthly Lifestyle Experience | +30% |
In play
Genius: diplomacy rises by 5, martial rises by 5, stewardship rises by 5, intrigue rises by 5, learning rises by 5, and monthly lifestyle experience rises by 30%. Genius is the intellect trait a house breeds toward. Every council job and lifestyle experience move with it. Dull, Intelligent, and Quick sit on the other side of this trait.
How to get Genius
- Gain: Congenital and decided at birth: a child inherits Genius outright at a base 80% if both parents have it, 50% if one has it and the other carries it hidden, 25% if only one parent has it, and 2% to 10% if the parents only carry it. About 0.05% of children who inherit nothing from the intellect line are born Genius at random, and a child who inherits Intelligent from both parents gets a base 50% roll to be strengthened to Genius.
- Remove or lose: Permanent for practical purposes: no treatment or decision removes it, and the character can still pass the trait on to children.
When the outright roll fails, the child can still inherit Genius hidden (inactive) and pass it to later generations, so carriers matter when choosing spouses.
To breed for Genius, marry Genius to Genius. If the 80% roll fails, the child still almost always carries Genius hidden and can pass it on. A Intelligent spouse counts as carrying Genius, so pairing Genius with Intelligent gives the 50% carrier odds instead of the 25% you get with a spouse who has nothing.
Blood legacies improve the odds: Noble Veins raises the chance of good random and hidden inheritance, and Convergent Blood adds 30% to the chance of strengthening a trait to the next tier. Faiths with the Divine Marriage tenet add smaller bonuses to the same rolls, for bad genetic traits as well as good ones.
Sources: CK3 Database: Genius (intellect_good_3) · CK3 Database: dynasty legacies
Questions about Genius
How do you get the Genius trait in CK3?
Genius is congenital, so a character has to be born with it. Marry two Genius parents for a base 80% chance per child, or two Intelligent parents for a chance to strengthen Intelligent into Genius. Only about 0.05% of children with no inherited intellect trait roll Genius at random.
Can two Intelligent parents have a Genius child in CK3?
Yes. When a child inherits Intelligent from both parents there is a base 50% roll to strengthen it to Genius. The Convergent Blood dynasty legacy adds 30% to that strengthen chance.
Can an adult become a Genius in CK3?
Not through normal play. Genius is decided at birth and cannot be learned, cured, or removed later.