im really uncertain about the background / what to do with it

decided I wanted to try risograph because i think it looks cute, I think this is a good first attempt

im kind of okay with this piece, but I think one thing idislike is the background because i just couldnt think of a good way to make the mountains to look intresting

ive been thinking about the fanstastic 4 since seeing the movie, it was soo fun

im prety happy with my first proper attempt at modeling and animating, still so much that i dont really understand still but its soo fun to use

im trying to rig him currently