>>111529006The Moppets is too easy an answer, they clearly showed genuine confusion when 21 accused them, even around other people they wouldn't have pretended they didn't do it.
Problem is there's just too many people during the battle to really give a concrete answer.
Although if I had to say someone specifically my money is on
no one at all. Monarch had a self-destruct on the car because that's just what villains do and 24 and/or 21 accidentally activated it. Knowing this series it's the most likely outcome 
