First HOLY $*** moment In Anime?(Spoilers)
 

The Earth getting wasted by the Zentraedi in Robotech/Macross

The first time Rosette Cristopher encounters Eion in Chrono Crusade.

"Want to hear my Gospel? AMEN! *Ba-Boom* (Point-blank gunshot to the forehead)

In the 3rd ep of Genocyber, when the dudes head is cut off and them his spine starts attacking the doctor and the chick who doesn't speak (can't remember their names).

When Goku went SSJ3! Ok maybe not my first moment but.. that was an awesome episode o.o

yeah and Gohan made me wonder many times

DEATHNOTE best OMG moments
 

well think the most OMG moment for me was when L Died:crykitty: and Lights dad was killed.

Not many things amaze me to the "HOLY S***" level, but I distinctly remember almost EVERY eepisode of TengenToppa Gurren Lagann doing that

Also when I found out Luffy had a brother (Fire fist ace) I was like... wtf

I had a holy **** moment in manga so I hope this counts.

In fruits basket, when I found out akito Sohma is a girl.

Dude, yea... TTGL is freaking notorious for its "OMGWTFBBQ" moments... one of them? "PIERCE THE HEAVENS!"

It's amazing how you guys didn't say anything about Higurashi S1, episode 1. Very first episode... dude... Keijii or whatever his name is beating the crap out of those two in the very beginning... that was... dude...