The Firefly Rune is a type of rune in the Suikoden series.
Suikoden II[]
All enemies target the bearer whenever possible.
Suikoden III[]
A rather odd and for the most part useless rune that causes all enemies target the bearer whenever possible.
Suikoden IV[]
A rune unique to Eugene that makes him more easily targeted by enemies.
Suikoden V[]
A rune that causes user to have Bull's Eye status (is targeted by foes more frequently).
Suikoden Tactics[]
A rune unique to Eugene. Enemies will attack bearer if they are within range.