Bogi, the raider leader

Reckless. At the start of its turn, Bogi  can gain advantage on all melee weapon attack rolls during that turn, but attack rolls against it have advantage until the start of its next turn.

Superiority Dice. 3/day, D6 Bogi may spend superiority dice to activate one of the following effects:

Disarming Attack

When bogi hits a creature with a weapon attack, he can expend one superiority die to attempt to disarm the target, forcing it to drop one item of your choice that it's holding. he adds the superiority die to the attack's damage roll, and the target must make a DC16 Strength saving throw. On a failed save, it drops the object you choose. The object lands at its feet.

Grappling Strike

Immediately after bogi hits a creature with a melee attack on his turn, he can expend one superiority die and then try to grapple the target as a bonus action. Add the superiority die to your Strength check

Parry

When another creature damages Bogi with a melee attack, he can use a reaction and expend one superiority die to reduce the damage by the number he rolls on his superiority die +6

Rally

bogi can use a bonus action and expend one superiority die to bolster the resolve of one of his followers. When he does so, all followers who can see or hear him that are withing 20 feet gain temporary hit points equal to the superiority die roll +2

Trip Attack

When bogi hits a creature with a weapon attack, he can expend one superiority die to attempt to knock the target down. he adds the superiority die to the attack's damage roll, and if the target is Large or smaller, it must make a  Dc 16 Strength saving throw. On a failed save, you knock the target prone.

Violent critical: when bogi lands a critical strike, he uses one additional damage dieB

Multi attack: Bogi may make 2 actions to attack with his great axe.

Great Axe. (str) +6 to hit. on hit: 3d12+10 Slashing damage.

Crushing stomp: (only on a prone enemy) Bogi attempts to stomp a players head in, the player must make a  DC 18 strength/dex saving throw to avoid getting squished like a bug and killed instantly, the struggle takes 1 turn, and if Bogi receives damage he gets knocked off the player.

Legendary Resistance (2/Day) if Bogi fails a saving throw, he can choose to succeed instead.

Battle roar (2/day) When Bogi receives damage, he can let out a roar, knocking all creatures in a 10 ft radius back, and, if they do not succeed a wisdom saving throw, they are afraid of him until they succeed a wisdom saving throw.

3 Legendary actions/day

Break a Leg (Costs 2 Actions). The monster makes a melee weapon attack against a creature it can see. On a hit, the monster deals normal damage and the target has disadvantage on ability checks until the end of its next turn.

Battle Cry (Costs 3 Actions). The monster celebrates its inevitable victory with its allies, all allies that can hear it and are within 60 feet, can use their reaction to either make a melee weapon attack or gain 5 temporary hit points.

Furious Swipe (Costs 1 Actions). The monster gives itself advantage and makes one melee weapon attack as a bonus action