Sanvein was really good, and Space Shot was definitely interesting. It has a dash move in its otherwise Thunderforce-like gameplay. I saw them for sale on the Japanese version of PSN, btw. (600 yen, I think).

http://www.youtube.com/watch?v=trT_LJE8CIk
http://www.youtube.com/watch?v=MwzEiR9TyMA