Titan Aspect

You take on the aspect of a titan. Until the end of the duration, you have advantage in Strenght, Dexterity, and Constitution saving throws and checks. Your Strength-based weapons do an extra 2d6 of that weapons type. Additionally, you have advantage on an attack roll you make with Strength-based weapons. 

At Higher Levels. When you cast this spell using a spell slot of 4th level or higher, the damage increases by 2d6