not bad
This video contains mostly original animations, although there is one character from Owari no Seraph included.
The song is uncopyrighted and you can find it here on MontageRock https://www.youtube.com/watch?v=MNGK91OV888 You Be The Hero by Joan Red. For those who don't know, here is my youtube. https://www.youtube.com/user/Jamoo79
not bad