Isaiah is all thumbs, laid back, young, unsilvered, brave, well-born, stealthy, flirty, imposing, unwavering, very strong, outgoing and gorgeous.
Isaiah is part of a group that maintains order in society (police, militia, ...). He is part of a military organization and likes it. He usually assumes leadership positions in the group. Finally, he is known for that specific habit to speak a lot and usually do the talking in the group.