Cas: What else do you want me to do, master?
He looks at Elden
Cas: Y-yes master...
He gets on all fours
Cas: ...
Cas: No...I don't want to be master's pet...
He says this but he's grinning, clearly teasing Elden
Cas: Imma be bad...you can't control me master!
He grins at Elden, taunting him
