Champion Fighter

Feature Description
Improved Critical At 3rd level, your weapon attacks score a critical hit on a roll of 19 or 20.
Remarkable Athlete At 7th level, you add half your proficiency bonus (rounded up) to any Strength, Dexterity, or Constitution check you make that doesn’t already use your proficiency bonus. Additionally, when making a running long jump, you can increase the distance by a number of feet equal to your Strength modifier.
Additional Fighting Style At 10th level, you can choose a second option from the Fighting Style class feature.
Superior Critical At 15th level, your weapon attacks score a critical hit on a roll of 18-20.
Survivor At 18th level, you regain hit points equal to 5 + your Constitution modifier at the start of each of your turns if you have no more than half your hit points left. You don't gain this benefit if you have 0 hit points.