Level 1 Strongest Sage: Cursed by the Evil God, Can Only Use the Lowest Magic, but Gains Infinite Magic Power by Misunderstanding, and Be the Strongest

One day, Saijou Haruto was forcefully transmigrated and cursed by a god from another world. A world of swords and magic. In this world you get stronger by increasing your battle levels. But due to a curse, Haruto is unable to gain levels. However, due to a mistake by the Evil God, Haruto was able to obtain an inexhaustable supply of magic...