Haha, a bit of both? Some of the worlds do sound a lot like something you'd see in a video game.

[he makes a thoughtful sound as he tries to think of what he'd answer for Crow. Something effective yet stylish? So maybe a gun or...

He trails off when he notices Eren signing. He'd been learning ASL to help communicate with Eren in titan form, but he wasn't quite on the same level since it wasn't a college class]

...I don't know that word Eren.