One clue word could be the main character saying "well I think" or any disagreement
Well both etching and drawing show a whole picture, use ink, and both are considered sketches.
These are just some simple similarities. Hope this helps.
I think it was used to Quadruple
I believe the answer is Chinesco
The Chinesco was originated from Nayarit from around 200 AD. It is a form of Ceramic culture that often depicted people, animals, or other mythical creatures. The sculpture as usually not big in size (usually less than 30 cm) and often used as ornaments for burial