Create a coloring book page for adults featuring a Viking in a chibi art style. The image will be in black and white, outlined with thick lines. The Viking is the central focus, depicted as a stout and adorable character. He stands upon the shore, stepping off a longship. In his right hand, he holds a sturdy sword with intricate designs on its hilt. His left hand grips a round shield adorned with geometric patterns. The Viking wears a horned helmet that adds to his charming appearance. The longship, detailed with curved lines, is anchored in the water behind him. The scene exudes a sense of adventure and strength, inviting colorists to bring this dynamic Viking moment to life with their choice of colors.