Aganazzar’s Scorcher

Casting Time: 1 action
Range: 30 feet
Components: V, S, M(a red dragon's scale)
Duration: Instantaneous
A line of roaring flame 30 feet long and 5 feet wide emanates from you in a direction you choose. Each creature in the line must make a Dexterity saving
throw. A creature takes 3d8 fire damage on a failed
save, or half as much damage on a successful one.
At higher levels. damage increases by 1d8 for each
slot level above 2nd.