The main differences are in their expressions and some minor details of personality. In the manga, Deku might seem a bit more intense, while in the anime, he's sometimes presented a bit softer.
Well, obviously Deku in two forms - the younger and the older version are the main characters. The younger Deku is the one who is still growing and learning, while the older Deku has more experience.
Sure! In the 'A Tale of Two Rulers Zelda' comic, Ganon saves Zelda. This plot development brings a new layer of complexity to their relationship and the overall narrative.
The Zelda manga can be good. It has its moments of excitement and adventure. However, it might not live up to everyone's expectations. It's worth giving it a try to form your own opinion.
Another plot might involve the older Deku being from an alternate timeline. He shows the younger Deku different ways he could have developed his skills and relationships, which makes the younger Deku reevaluate his own path as a hero.
As of now, Deku is very much alive in the manga. The plot hasn't reached a point where he meets such a fate. Usually, main characters like Deku have significant story arcs and aren't easily killed off.
Zelda is a fantasy series with a rich lore. It often involves the hero Link's quests to save Princess Zelda and the kingdom from various threats and evil forces.
It depends. Different Zelda games and their associated manga may have varying degrees of canonicity. Some might be directly related to the main storyline, while others could be more supplementary or standalone.