A beam of thunderous energy erupts from your hand. Forming an arc between you and your target. Make a ranged spell attack to hit. On a hit the target takes 1d12 lightning damage and must make a con. save due the thunderous boom. On a failed save target takes 2d8 thunder damage and is pushed back 10 feet. On a successful save target takes half thunder damage and is not pushed back. On each turn for the duration you can use your Action to deal 1d12 lightning damage automatically. You may use 1 sorcery point to cause the thunderous boom. The spell ends after 1 minute you do anything else with your action or if target stays out of range on your turn of has full cover.