"I was shaped for dealing cards. I am very good at it. But if no one wants to use me for that, I have no idea what else I should do."

He seems frustrated with himself here, as if he isn't sure he's coming across correctly.

"How is it okay, to not be useful? We are here. There is work, we should be doing it. We were brought here. We are kept here." Or...maybe there's a capital letter in there--we are Kept here. It's hard to tell what's emphasis and what's just him being flustered.