It was certainly implied when it took over all the other kaiju and #8 was all, "We've always been at war with this specific kaiju" flashback.
The second half of this series certainly went off the rails real quick.
To add on to that, The rock itself isn't super heated from the friction of entering the atmosphere. So ya, really big splash seems on point. I'd put it on the level of a giant glacier breaking free.
He needs to find a better fence. There's a lot of rare expensive materials going into making arguably less money. All so he can avoid attention I assume.
I'm usually pretty tolerant of the no killing rule. But, the constant escalation and lack of remorse really needs to be put to a sudden permanent stop. The kid may be an apostle but he's no god, he can't bring people back to life when the enemy inevitably get their hands on one of his loved...
Yes. They all have different triggers, but they all eventually snap. The classmate with no presence (Kousuke Endou) is by far my favorite with his epilogue side stories.