1. Kimetsu no yaiba
The story follows about Tanjiro Kamado, a young boy who becomes a demon slayer after his family is slaughtered and his younger sister Nezuko is turned into a demon. So all the fight scene in these anime is awesome cause it between demon corps and the demon the themselves.
2. My hero academia
The story follows Izuku Midoriya, a boy who is born without superpowers (called Quirks) in a world where they have become a regularity, but who still dreams of becoming a superhero himself. He is scouted by All Might, Japan's greatest hero, who shares his Quirk with Midoriya after recognizing his potential, and later helps to enroll him in a prestigious high school for heroes in training.
Where he started to chase after his dream so all the fight is about the encounter he has with villians and his fellow school mate who are all natural hero from birth
3. Dororo
A mysterious warrior with prosthetic limbs is said to regain all part of his limbs after killing demons. and a young orphan thief accompanies him across Japan fighting demons who threaten humanity and thereby getting back all his lost limbs
This anime also has great fight no supernatural power just pure hand to hand combat between humans and demons
4. Attack on titan
When man-eating Titans first appeared 100 years ago, humans found safety behind massive colossal walls that stopped the giants from completely annihilating them. But the safety they have had for so long is threatened when a colossal Titan reappears and smashes through the barriers, causing a flood of the giants into what had been the humans' safe zone. During the carnage that follows, soldier Eren Jaeger sees one of the creatures devour his mother, which leads him to vow that he will kill every Titan. He enlists some friends who survived to help him, and that group is humanity's last hope for avoiding extinction at the hands of the titans. So a fight between humanoids humans and normal human from the sound of it you know it gonna be epic it has lot of sword fight and the rest.
5. Fire force
It follows the story about shinra kusakabe after the tragic accident which cause him the lose of his mother and brother through a fire accident which was said to be caused by him. He set his mind to unsolve the mystery behind the accident by stopping the human combustion. Which was said to be caused by a secret organization.
6. vinland saga
It follows the story of a retired pirate warrior who was later send to be killed by pirate everything went as planned only that his son was present in the killing of his dad thereby taking a vow to avenge his father he journey's with the pirate to be strong and take the head of the captain to avenge his father.
Truly it an amazing anime cause it has great visual quality and awesome fight scene among the best anime also for 2019
7. NARUTO
Well naruto is pretty much an old anime and a popular one also but let not forget it has magnificent fight scene follow the background story involving ninjas.
It follow the trilogy of a young kid whose as birth a demon fox was sealed within him making him a vessel for a monster due to that takes a lot of hate from the country citizen making him to resolve to make the village acknowledge and accept him as who he is not as a vessel to a monster
8. Full metal alchemist: brotherhood
After the attempt to revive there mother Erwin and Alphonse eleric loss there respective limbs where Erwin loses his right hand and leg. Why Alphonse losses all his body the series follows the attempt they go through to retrieve there body part from the main source of alchemy.
As stated they anime has some cool fight scene where alchemy was used and hand to hand combat also.
9. Magi labyrinth of magic
It follows the story of a young boy named Aladdin asks Ugo, a giant Djinn for a wish. Soon after, the boy crosses his path with Alibaba, a youngster who dreams to obtain power and wealth by clearing the mysterious dungeons around the world and claiming their treasures.
It has one of the best anime fight scene you could find in anime so give it try.
10. Bleach
Ichigo Kurosaki a normal boy born with the ability to see ghosts -- . When his family is attacked by a Hollow (a malevolent lost soul ) Ichigo becomes a Soul Reaper, dedicating his life to protecting the innocent and helping the tortured spirits themselves find peace.
It quite an epic anime with lot of hand to hand fight scene and lot with katana