5x Champion

Superior Critical
At 1st level, your weapon attacks score a critical hit on a roll of 19 and 20.

Fighting Spirit
At 3rd level, when you Attack you can give yourself advantage on the roll. You must choose to do this before you roll for the Attack. You can use this feature three times, and you regain any expended uses when you finish a long rest.

Critical Moment
At 6th level, whenever you score a critical hit with a weapon attacks you can choose one of the following effects;
 * Deadly Critical: Your weapon attacks deals additional damage equal to your character level.
 * Inspiring Critical: You gain temporary hit points equal to your character level.

Tireless Spirit
At 9th level, when you roll for initiative and have no uses of your Fighting Spirit feature remaining, you regain one use of it.

Vigilant Blade
At 13th level, you can use your Reaction for an opportunity attack even if you have already expended your Reaction this round, but not if you have already used a Reaction this turn.

Survivor
At 17th level, you attain the pinnacle of resilience in battle. At the start of each of your turns, you regain hit points equal to 5 + your Constitution modifier if you are bloodied. You don't gain this benefit if you have 0 hit points.