Need help about motion streak

Hi all !

My English not good :frowning:

I doing 1 game like Fruit Ninja .

I use motion streak to create streak like Fruit Ninja , but in Motion Streak , all image is stretched .

How do just stretch a tail of streak , not stretch the head .

if I cut head image and tail image , and only use motion streak for tail image , it not beautiful like Fruit Ninja :frowning:

Someone help me please :frowning: .