First Blood Involvement
FB%LoLv0.1.0 · experimental · validated 2026-07-16What it measures
Share of games where the player secured or assisted the game's first kill.
Formal definition
Games with first-kill involvement ÷ games played.
Inputs
- champion kill events (ordered)
Exclusions
None beyond the standard confidence floor.
Sample & population
- Minimum sample
- 8 games
- Baseline population
- Players in the same role and window
- Direction
- higher better
- Unit
- %
Percentile interpretation
Early-aggression fingerprint; read with early death rate.
Confidence = source confidence × model confidence. Values from baseline models are capped at 0.7. Below-minimum samples display the value grayed out with no percentile.
Example
First-blood involvement in 5 of 12 games → 41.7%.
Known limitations
- Not yet computed in the preview corpus — definition published ahead of engine support.
Change log
- v0.1.0 · 2026-07-16Initial baseline release