Bastion Knight

Brave: The Bastion Knight has advantage on saving throws against being Frigthened

Unmovable Wall: The Bastion Knight cannot be forcefully moved in any way other than teleportation.

Multiattack: The Bastion Knight makes two attacks a Shield Bash attack and a Short Sword attack.

Shield Bash: Melee Weapon Attack +10 to hit, 5ft reach, one target, for 3d8+6 bludgeoning damage, a creature hit by this attack must succeed in a DC 18 Strenght Saving throw being pushed 10ft away from the Bastion Knight.

Shortsword: Melee Weapon Attack +10 to hit, 5ft reach, one target, for 1d6+6 slashing damage.

Bastion Rush (Recharge 6): The Bastion Knight moves up to twice of its movement speed in a straight line, all objects and barriers other than magical ones are destroyed, furthermore all creatures within the Basting Knight´s path must succeed in a DC 18 Dexterity saving throw taking 8d12 bludgeoning damage and falling prone on a failure, half as much damage on a success and no additional effects.

Shield Cover: All allies within 5ft of the Bastion Knight have a +2 to their AC, Furthermore as a reaction towards an ally being targeted the Bastion Knight can choose to take the attack instead, if it does so the attack successfully hits regardless if it surpasses or not the Bastion Knight´s AC.