The domain of the flying meteor of death

Become a cleric that forces on becoming more of a tank that does area effect damage. Instead of a god you believe in a giant meteor.

rocky

You gain the ability to throw rock at you enemy. does a 1d4 and uses .dex to hit.

becomes a 1d6 at level 5 and then goes to a 1d10 at level 10.

meteor shower

you can use you channel Divinity to start a meteor shower.

enemies in a 16 by 20 feet radius will take 5d4 damage if failed. dc .dex is equal to your wisdom mod. damage goes up to 10d4 at level 5  15d4 at level 10 and 20d4 at level 15.

  

fire rock

at level 6 you can cast fire ball using a cleric spell slot.

rock infused

at level 8 you now have infused you weapons with rock to deal addition 1d12.

 at 14th level you do 2d12 instead of 1d12.

unstable connection

at level 17 your connection to the giant flying meteor of death has become unstable and when you role a 1 it will cause a meteor shower. You will have to take a dc .Dex save of the cleric's wiz mod. if fail you will take 1d100 damage.

at level 20 if you role a 20 the meteor will come crashing down. The DM will decide what will happen.