Laser Head. The Laser Chicken has a laser mounted to its head. 

Overclocked II. Any creature making direct contact with the Laser Chicken must make a DC 18 Dexterity saving throw or take 8d10 fire damage. Any creature made aware of this ability knows about the potent heat of this creature. 

Red Hot Glow II. Any Creature that is within a 150ft radius of the Laser Chicken is made aware of the Overclocked II Ability.

Solar Powered. All attacks (legendary and non-legendary) are boosted by 4d10 in daylight and are reduced by 4d10 in night-time.

Master of Survival. The Laser Chicken can choose to immediately succeed up to 3 saving throws per long rest.

Wild Spirit II. The Laser Chicken is immune taming attempts.

Wild Flames. The laser chicken emits controlled flames that burn the surrounding area. Any creatures in the path of the flames takes 5d10+5 fire damage.

Scorched Earth. The Laser Chicken leaves a path of scorched earth as it walks.

Flame Guard. The Laser Chicken is covered in blue flames that melts most metal weapons in 1d10+10 turns (Adamantine melts in 1d20+10 turns, Silver melts in 1d10 +5 turns, "cold" dealing weapons exempt).

Life Flame. If the flames of the Laser chicken were to be extinguished it immediately dies.

Multiattack. The Laser chicken makes 2 attacks per turn

Stomping. Melee Weapon Attack: +15 to hit, reach 25 ft., 1 target. Hit: 4d10 + 5 bludgeoning/fire damage. 

Burning Laser.  Any creatures targeted must make a DC 12 Dexterity saving throw or be blinded. +18 to hit, range 0/200 ft., 15ft radius target. Hit: 8d10 + 5 fire damage.

Laser Light Show. The Laser Chicken may target up to 10 creatures, each creature targeted takes 10d10+5 fire damage and must make a DC 16 Dexterity check or be blinded.

The Laser Chicken may use 1 legendary action after any creatures main action.

Flame Burst. (1-4 recharge) The laser chicken releases a firestorm that consumes everything in it's path.  All creatures in a 100ft radius take 8d10+10 damage.