http://youtube.com/watch?v=CIpnb071YVM
This the teaser you speak of...
I don't know... on the one hand, animation can definatly add on well to the fights... but on the other hand, nothing new will really be in the anime, and after over a year of reading the manga, i've kinda become rather disinterested in the anime...
not to mention my studies into animation has been have a bit of a negative effect on how a veiw anime animation
"Hell ya bring it on"... definatly no
"animator's betrayed me"... not quite, if i don't watch it's out of a lack of interest as opposed to spite