Well,it's not the worst animation ever, but could you please improve the drawings? If you wanna make it scary you have to make that's thing extremely ugly and put blood spilling out of it, and give it red eyes, something like that, also, you should add a black outline to the colored parts, it may make the animations better and give you more followers, well,put blood spilling out of its eyes, then that's something scary, don't make the animation like poorly designed, by ugly I don't mean poorly designed, also put the little things that a person That's a 80 year old, I don't really know how to explain it in English,I'm not really from United States, it's like the little lines, but only if the thing is extremely close
