Chain Dash

You can grab a person within 10 feet. If There is a structure within 30 feet you can throw them into it to deal 1 D 10 + 1 d 4 of damage per level. If not you just throw them for 1d4 per level.

If you throw the person into a living thing they will do 1d4 of damage per feet tall that the thrown being is. 

If they succeed the save you will go 20 feet in a line or until you hit something.