Combustion

You attempt to punch an enemy, on contact a giant explosion emits from you hand. Make a melee spell attack against a creature you can reach. On a hit, the target takes 6d6 fire damage and is pushed 10 feet away.

At Higher Levels. When you cast this spell using a spell slot of 2nd level or higher, the damage increases by 2d6 for each slot level above 2st.