Playmates' Comic-Con panel didn't have much excitement to share. However, the best thing they showed was truly impressive. As part of their larger, more-detailed "Classics" line, Playmates will next year be releasing figures based on the Turtles as we saw them in the 1990. These are the Turtles as realized by Jim Henson's Creature Shop. Despite advancements in movie effects in the 20+ years since, these Turtles for many are still the definitive movie Turtles.
Unfortunately, all they had for us was this one slide. And despite the text at the bottom saying it was on display at the Diamond booth, it wasn't. However, Toy News International has the hi-res versions of the pictures shown in the slide.
Two are below; check out the rest.