Hair is good. So are eyes and lips. The general body shape is good and the shading is the best. You just need to treat your drawings like authors treat their books. Consider your finished drawings as the first draft and keep working on them.
is there any difference in their lives in the two worlds? If not then let it be. If yes, then explore options. If yes, then I would make it so the whole village appeared in that place out of nowhere and the neighboring villages and lords would trouble them. But that's for you to decide.
I would use it for comedic relief. Like he's a new assassin on his first task to kill this normal mc or someone else, but his intentions are misunderstood. He's perched atop a tree with a bow, but the mc misunderstands that he's hunting pigeons and climbs the tree to help him. Then they eat it...