Sure. You can try searching on fanfiction websites like Archive of Our Own. There are likely many stories tagged with 'angry deku' there. Just use the search function and look for ones with high ratings and positive reviews.
Some Tumblr blogs dedicated to My Hero Academia fanfiction might also have 'angry deku fanfic'. You can search for specific tags related to it on Tumblr. However, be aware that the quality can vary, so it's good to skim through a bit before fully diving into a story.
One common theme is Deku facing injustice. This could be from his classmates not understanding him or society treating him unfairly. His anger then drives him to prove himself.
I'm not sure of a specific 'abandoned deku fanfic' offhand. You could try searching on fanfic platforms like Archive of Our Own. They have a large collection of My Hero Academia fanfics, and you might be able to find some related to an 'abandoned deku' concept there.
Finding 'angry Jinyoung fanfic' might be a bit tricky. One way could be to join Jinyoung fan groups on social media platforms like Facebook or Reddit. Ask the members there if they know of any such fanfics. They might be able to point you in the right direction.
One popular 'angry Naruto fanfic' could be 'Naruto's Rage Unleashed'. In this fic, Naruto gets extremely angry after a series of betrayals in the village. It shows his journey to overcome that anger and prove his worth.
There's 'Deku in a Female's World'. In this fanfic, Deku is placed in a world where most of the characters are female, and it shows how he adapts and grows in this different environment. It has some really interesting character interactions that deviate from the original plot in a fascinating way.
The fanfic 'Ochako's Perspective on Deku' is also quite interesting. As the name suggests, it's written from Ochako's point of view. It delves deep into her thoughts and emotions regarding Deku, from her initial admiration to a deeper, more complex set of feelings as they progress through their hero training.
Unfortunately, I don't have a list of 'animal deku fanfic' to recommend. But you could try joining fan communities related to the source material that Deku comes from. Ask the members there if they know of any good 'animal deku fanfic'. They might be able to point you to some really interesting and well - written ones based on their own reading experiences.
One great 'Spiderman Deku fanfic' is 'Deku in the Spider - Verse'. It has an interesting plot where Deku finds himself in the world of Spiderman and has to adapt to new powers and challenges. Another is 'Spiderman and Deku: Team - Up' which focuses on their combined efforts to take down a common villain.
One popular 'bakugou protects deku fanfic' is 'Unlikely Protector'. In this fic, Bakugou overcomes his pride to shield Deku from a powerful villain. Another is 'Hidden Depths of Protection' where Bakugou secretly keeps an eye on Deku during a dangerous mission. There's also 'When Pride Steps Aside' which shows Bakugou's gradual realization of his need to protect Deku.
Some Tumblr blogs also focus on My Hero Academia fanfics. Look for ones that are dedicated to Deku or Midnight. They may have curated lists or even their own original 'Deku x Midnight' fanfics. It's a matter of exploring different blogs until you find something interesting.