0:02 - 0:15: Looks like Muraki

the explosion from the beginning looks like Anno

c1 is not in the gengashuu but it's probably Ito based on the similarity to post #162019, post #162020

0:02 - 0:08: not in gengashuu, mostly CG, could be anybody

0:09 - 0:12: likely Muraki based on handwriting

0:13 - 0:15: not in gengashuu, likely Muraki based on above^

0:16 - 0:19: not in gengashuu, presumably Hashimoto based on style

rest: unknown