Responses
Looks like the five who escaped (prisoners) in the chapter where they are in that village and they amuse the people there (the festival chapter)
Is it...? It does look like that, now that I think of it. But he said "begone" basically, so maybe it's deeper than that?
http://www.mangago.zone/read-manga/lucky_dog_1_blast/mh/c005/7/
They're over here too, but I don't know their significance...
The creatures all over the first few chapters:
http://www.mangago.zone/read-manga/lucky_dog_1_blast/mh/c005/20/