Draconic Essence. When you summon the drake, choose a damage type: acid, cold, fire, lightning, or poison. The chosen type determines the drake's damage immunity and the damage of its Infused Strikes trait.

Soul bound : You have a psychic and spiritual connection to your humanoid. This enables him to know where you are at all times and vice-versa. As long as one lives so shall the other.

 Bite. Melee Weapon Attack: +3 plus PB to hit, reach 5 ft., one target. Hit: 1d6 plus PB piercing damage.

Claws. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 13 (1d8 + PB) slashing damage.

Tail Pike. Melee Weapon Attack: +3 to hit, reach 5 ft., one creature. Hit: 11 (1d6 + PB) piercing damage. 

Draconic Cry. As a bonus action, you let out a cry at your enemies within 10 feet of you. Until the start of your next turn, you and your allies have advantage on attack rolls against any of those enemies who could hear you. You can use this trait a number of times equal to your proficiency bonus, and you regain all expended uses when you finish a long rest.

Disengage: As a bonus action, you can disengage combat and avoid being attacked. ( Usable until lvl 7 )

Infused Strikes. When another creature within 30 feet of the drake that it can see hits a target with a weapon attack, the drake infuses the strike with its essence, causing the target to take an extra 1d6 damage of the type determined by its Draconic Essence.