the bgs need some work imo and try blending a bit more the renders and don't make them seem kinda overcontrasted >,< overral nice KIU also work a bit on text
He basically just covered it. The backgrounds are too... plain. Lacking effects as well. Text is bad. Follow some tutorials.
very nice goku sig, loving the fire effect halo needs effects around the render rathe than the bg. and render needs blending