You choose a ability score to increase by 2

you are a dragon so you may live hundreds of years

Tieflings are about the same size and build as humans. Your size is Medium.

Your base walking speed is 30 feet.

Thanks to your dragoon heritage, you have superior vision in dark and dim conditions. You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can’t discern color in darkness, only shades of gray. and 10ft blindsight.

This transformation makes it so you can fly 50ft and lasts 10min, you also know Shield of Dragons(Shield of faith). 

You can speak, read, and write Common and draconic.