I don't have the specific date for when the Egghead Arc started in manga off the top of my head. But you can probably find it by researching on manga-related blogs or by asking fellow manga enthusiasts.
Well, a cute wrench cartoon might have a big smile on the wrench's face, round edges to make it look less sharp and more approachable. It could also be placed in a colorful background or surrounded by cute little objects.
Contract cartoons usually have clear plotlines and defined terms. They often focus on legal or business aspects and have specific visual elements to represent the agreements.
Vintage Batman comics are known for their raw and gritty feel. The art might not be as polished as today's, but they have a charm that attracts collectors. The stories were often straightforward with a focus on action and heroism.
Well, horse spirit cartoons typically focus on themes like friendship, adventure, and the power of belief. They usually have colorful and charming visuals that draw you in. Also, they often teach valuable lessons through the horse's experiences.