Awesome, where's this from?

spike looks cool.

Yes! Nagato Yuki center piece for the win! XD~

Asuka is riding Shinji

Black Ghost!? Receiving Props!? This must be my lucky day!

hmm, might as well write down space battleship yamato - it's in the background

I'm pretty sure it's battleship Nagato, with four main guns. The Yamato had six.

That, my friend, is 150% grade worthy

Holy sh**, I think the anime universe just exploded.

is that alligator(?) from He Is My Master?

If you mean the green creature in the bottom left corner, I think that's Gachapin. I've tagged it as such.

See also pixiv tag for Gachapin:
http://www.pixiv.net/tags.php?tag=ガチャピン

Vash~<33

Isn't the girl with the red hat and goggles from Yatterman?

goood!

Krauser make all the girl his slaves.