You have a limited well of stamina that you can draw on to protect yourself from harm. On your turn, you can use a bonus action to regain hit points equal to 1d10 + your fighter level. Once you use this feature, you must finish a short or long rest before you can use it again.
Starting at 2nd level, you can push yourself beyond your normal limits for a moment. On your turn, you can take one additional action.
Once you use this feature, you must finish a short or long rest before you can use it again. Starting at 17th level, you can use it twice before a rest, but only once on the same turn.
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.
•When a hostile creature's movement provokes an opportunity attack from you, you can use your reaction to cast a spell at the creature, rather than making an opportunity attack. The spell must have a casting time of 1 action and must target only that creature.