Immutable Form. The Yeager is immune to any spell or effect that would alter its form.

Magic Resistance. The Yeager has advantage on saving throws against spells and other magical effects.

Multiattack. The Yeager makes two melee attacks.

Slam. Melee Weapon Attack: +13 (1d20+13) to hit, reach 5 ft., one target. Hit: 20 (5d12 + 27); bludgeoning damage.

Predator Cannon. The Yeager fires its rifle and it is 25 shots within one action in a 30ft line. Each creature in that area must make a DC 19 Constitution saving throw, taking 50 (25d8) kinetic damage on a failed save, or half as much damage on a successful one.

Dome shield. The Yeager is protected by a dome shield that blocks all fire and deals heavy damage to enemies inside it. this lasts for 1 minute.

Gun Wall. The gun shield deploys a wall of energy in front of the Yeager and it will absorb up to half the golem's total hit points in damage. This lasts until the gun wall runs out of hit points.

Ordinance. Enabling the 'power shot' ordinance on the legion increases the damage of the Predator Cannon from 25d8 to 25d10 instead.

The following Bonus actions can also be triggered as a reaction.

Gun Wall. The gun shield deploys a wall of energy in front of the Yeager and it will absorb up to half the golem's total hit points in damage. This lasts until the gun wall runs out of hit points.

Ordinance. Enabling the 'power shot' ordinance on the legion increases the damage of the Predator Cannon from 25d8 to 25d10 instead.

Legendary Action Uses: 3. Immediately after another creature’s turn, the Yeager can expend a use to take one of the following actions. The Yeager regains all expended uses at the start of each of its turns.

Pounce. The Yeager can move up to half of its movement and perform a slam attack.

Predator Lance. The Yeager fires its rifle and it is 50 shots within one action in a 90ft line. Each creature in that area must make a DC 19 Constitution saving throw, taking 300 (50d8) kinetic damage on a failed save, or half as much damage on a successful one.