You can attack twice instead of once whenever you take the Attack action on your turn.

Spend 1 Moxie Point to make two unarmed strikes as a bonus action.

Once per short or long rest, you can use a bonus action to regain hit points equal to 1d10 + your fighter level.

Your years of fighting in back alleys and taverns have given you mastery over combat styles that use unarmed strikes and pugilist weapons. While you are unarmed or wielding only pugilist weapons, and wearing light or no armor and not wielding a shield, you can make an unarmed strike as a bonus action, your unarmed strikes and pugilist weapons deal 1d8 damage, and improvised weapons count as having the Sap mastery property for you.

As a bonus action, you can dig deep for 10 minutes. While active, you have resistance to bludgeoning, piercing, and slashing damage and ignore exhaustion levels below 6. You can use this once per long rest, or restore it by gaining 1 exhaustion level.

Once per short or long rest, you can use a bonus action to enter a surge of battle focus, making one additional action on your turn.

When you take damage, you can use your reaction to regain all expended Moxie Points. If you are bloodied when you do so, you also gain temporary hit points equal to four times your Pugilist level. This can be used once per short or long rest.

Spend 1 Moxie Point to gain temporary hit points equal to a Fisticuffs die roll plus your Pugilist level and Constitution modifier.

Spend 1 Moxie Point to make an unarmed strike and take the Dash or Disengage action.

You gain proficiency with all simple weapons and martial weapons, and you learn one Fighting Style of your choice. You also gain the ability to use Second Wind.

While you are wearing light or no armor and not wielding a shield, your base Armor Class equals 12 plus your Constitution modifier.

You can spend Moxie Points to Brace Up, One-Two Punch, or Stick and Move. Moxie Points return on a short or long rest.

When you fail a Strength, Dexterity, Constitution, or Charisma check, you can expend a Moxie Point to roll your Fisticuffs die and add it to the check, potentially turning failure into success. If the check still fails, you regain the spent point and cannot use this feature again until you finish a short or long rest.

When you hit a creature with an unarmed strike, you can apply both damage and your choice of the Grapple or Shove option.

You gain the Champion martial archetype.

You gain the Ability Score Improvement feat or another feat for which you qualify.

When you make an attack with an unarmed strike or pugilist weapon, you can expend 1 Moxie Point. On a hit, you regain the point and deal maximum damage with that attack.

Whenever you deal damage with your unarmed strike or an attack with an improvised weapon, you can choose force damage or the normal damage type.

When you use Bloodied But Unbowed while bloodied, you add your Constitution modifier plus your exhaustion level to the damage of your unarmed strikes and pugilist weapons for 1 minute. Once used, you cannot use this feature again until you finish a long rest.

You gain another Ability Score Improvement feat or eligible feat.

Once per turn, you can deal an extra 1d12 damage when you hit with an unarmed strike or pugilist weapon. You can forgo this damage to either set up an attack so the next hit against that creature deals maximum damage dice, or impose disadvantage on attack rolls against creatures other than you until the end of your next turn.

Your Strength score is doubled when determining carrying capacity, your unarmed strike can critically hit objects, and your jump distance is doubled.

You gain the Champion feature Improved Critical. Your weapon attacks score a critical hit on a roll of 19 or 20.

You have an excellent memory for maps and geography, and you can always find food and fresh water for yourself and up to five others, provided the land offers any at all.