Dragonborn honed

You learn a greater level of control over your dragon ancestry. You gain the following benefits:

• Increase your strength score by 1, to a maximum of 20.
• You may use your breath weapon as a bonus action.
• you can use your breath weapon a number of times equal to your proficiency bonus+half your player level rounded down
• When you use your breath weapon you choose whether it is a 15ft cone or 30 ft line.
• Immunity to chosen damage type
• You grow a pair of large wings that grant you a 10ft flight speed with an additional 5ft per level to a maximum of 60, they can be retracted and extended at will.
• You have advantage on all grapple checks and creatures have disadvantage to grapple you.