Celestial Dragon
From Littlest Pet Shop. Breanni in Dalaran, one of the world's foremost collectors of exotic pets, will only award the mystical Celestial Dragon to fellow collectors whose... Dragonkin type. greatest son of , this battle pet will never gonna let you down. provides a good damage output, a self heal that can easily outheal wild-pets around all Azeroth.
The 
Celestial Dragon is awarded by Breanni in Dalaran to players who complete the Littlest Pet Shop achievement by collecting a large number of companion pets.
Guide awaiting review
Collect Pets for Achievement
Work toward the Littlest Pet Shop achievement by collecting companion pets through in-game means. Note that several pets are no longer obtainable, including 
Baby Blizzard Bear, 
Unhatched Mr. Chilly, 
Onyxian Whelpling, 
Gold Medallion, and 
Vampiric Batling, which reduces the total pool available to collectors starting today.
Claim Your Celestial Dragon
As of patch 5.0.4, the Celestial Dragon is delivered automatically upon completing the achievement — check your Pet Journal directly, as no mail or letter from Breanni is sent.
Tips
The Celestial Dragon's design draws from the same Celestials motif as raid boss Algalon and shares thematic elements with the
Celestial Steed mount.The pet is notably animated, wiggling and zipping around behind you while active.
