Legion, at least, is a hard, diligent worker. When they're not forced to take a break due to strain or hunger that is; they're still a little inept at handling such organic urges.

It's on one excursion to the wall market to grab another supply of food that they decide to grab extra before returning.

"Kaiba-Seto. You are showing signs of stress."

Are they going to try and get him to take a break? Yes.

Will it work? Who knows!