Damnit, I must have skimmed that one.
(Desperately skips to wikiworld to find what Combo Breaker is)
C-C-COMBO BREAKER
A mild kind of thread hijack where a flood is interupted by pictures relevant but inappropriate to the nature of the thread, usually to make fun of obsessive fans. A popular example is adding suggestive yaoi art to floods of cute girls, such as many Haruhi threads fall victim to.
...YEA!