An anachronistic poster depicting an absurd man brandishing a modern fire exting

An anachronistic poster depicting an absurd man brandishing a modern fire extinguisher, and carrying a (banner blue and red with thin vertical yellow sword painted upwards coat of arms), damaged by fighting. (medieval battered chain mail, (Propeller Hat), gloves, very battle-damaged). He has white skin. (He's on a medieval festival with the words "Thiébaut" written in large golden letters in the foreground).