From the bottom to the top

MC gains the power to use both fire and ice due to his parents. Wanting revenge for his mother, MC travels till he meets his to-be master. Ends up training for years on how to cook.
Found this to be unique

MC runs to live a secluded life in the mountains full of monsters after the hero claims his fiancée. From constantly fighting he becomes extremely powerful that he travels to another part of the mountains to see just how powerful he's become.
Not many chapters are out but has potential