Battle Caster

You have practiced casting spells in the midst of combat, learning techniques that grant you the following benefits:

• You have advantage on Constitution saving throws that you make to maintain your concentration on a spell when you take damage.
• You can perform the somatic components of spells even when you have weapons or a shield in one or both hands.
• You can use your bonus action on your turn cast a cantrip or a spell, with a casting time of 1 bonus action. The spell must be of second level or lower. You can not cast the same cantrip or spell twice on the same turn.