Avatar of war

Retribution. Whenever the Avatar of war see an Attack roll, he might impose disaventage by rolling another attack roll using his Greataxe or Warhammer, if hit, you deal damage as normal, and the attacker roll his attack with disadventage (this doesnt Consume your reaction, This attack will never be with adventage, can do it once per turn, on every creature turns.)

Warcry. As a bonus action, Release a Warcry, you might choose or Roll of the table, Allias must be able to see and hear you to gain their benefits:
1. All allies and you, within 60ft area gain 1d6 in all their weapon damage rolls, until the end of the next turn. 
2. All allies and you, within 60ft area gain 2d4 to AC until the end of the next turn.
3. All allies and you, within 60ft area gain 2d8 Temp hit points until the end of the next turn.
4. You can choose an ally within 60ft and make him do a weapon attack withing his range, if this attack hit add to 1d8 damage rolls.
5. Roar throu dimensions, You get to choose or roll of the Patron spell list. this Spells does requiere concentration, they dont need spells slots and Their DC its 15 and its a +7 to spells attack rolls.
6. You can give adventage to their first attacks to all allies withing 60ft. 

Patron Spell list, Choose or Roll 1d10:
1. Crusader Mantle
2. Scorching Ray (Level 5)
3. Blur
4. Haste
5. Bless or bane (level 5)
6. Tenser Transformation (Once per day)
7. Anti-Magic Field
8. Farstep
9. Delayed Fireball (once per day)
10. Foresight (once per day)

Relentless Endurance. When he drops to 0hp, you can drop 1hp once per day.

Danger sense. You have adventage to Dex saving throws 

Legendary resistance: 3/day after failing a saving throw, you can choose to  succed.

Multiattack:  The avatar of war makes two attacks using his Greataxe or Warhammer, when he does so, he might choose to attack a third time, using his bonus action, if dont he might choose to make a Warcry at the start or end of his turn.

Greataxe. Melee Weapon Attack: +10 to hit, reach 15 ft., one target. Hit: 20 (2d12 + 7) slashing damage.

Warhammer. Melee or Ranged Weapon Attack: +10 to hit, reach 15 ft. or range 30/120 ft., one target. Hit: 17 (2d8 + 7) piercing damage.

You Have 4 Legendary Action per round, you choose to use them as reaction or at the end of the creature turns. You can only do one legendary action per turn.

Aggressive. As a Reaction, the Avatar can move up to its speed toward a hostile creature that it can see.

Catch Missile. As a Reaction, you can reduce the damage of ranged weapon attack by 1d20+24.

Presence of fear. You release an aura of terror, all no friendly creatures witihn line of sight must succed a Wis saving throw DC 13 or being frightned for 1 minute. A creature frightned by this Legendary action have a speed of 0,  and lose his reaction until they are no longer frightned. A creature that resist, or have been affected by this legendary action becomes inmune to it for 24 hours. 

Ripose. As a Reaction, you can attack a creature that have a Missed a Melee attack roll against you.