Hogwarts Magic Giant

At the beginning of the freshman banquet, the soul came through and became a Hufflepuff. Fortunately, he has the memory of his previous life, but why is his body growing faster than his peers day by day? Average magic talent? The most important thing about being a Hufflepuff is health! Don't fight and kill! Oh? Can magic talents be improved through duels? Opposite! Get out your wand!