"Rage of the Red Lanterns, Prologue: Blood Feud"
Continues in Green Lantern (2005) #36.
This issue takes place between Final Crisis #1 and #2.
*They come from a place of great anger and hatred. They are the Red Lanterns and they will have their revenge against the greatest Green Lantern - Sinestro. That is, unless the Guardians have theirs first.*Source: DC Comics.com