Well, comics might cause eye strain if you read them for long periods without breaks. Also, some comics with inappropriate content could potentially affect your mindset or values in a bad way if you're not discerning.
The portrayal of Thor in Avengers comics is quite impressive. He's presented as a key figure, leading the charge against villains and showing great determination. His relationship with other Avengers members adds depth to the story.
Another option is to check out specialized cartoon clip art marketplaces. Sites like GraphicRiver or Envato Elements might have the deposit cartoon clip art you're after. They usually offer high-quality options, but some might require a purchase or subscription.