The nodding is... weird. Animals nod, but animals aren't sentient and don't hand you little ID cards. Godzillas don't do that kind of thing, normally.

Godzillas also super, super, super do not talk. Accelerator stares at the kaiju in silence for a few moments, his eye twitching. What the hell even is today.

"..... You can fucking talk." No shit. "What the hell kind of Godzilla are you?"