Everburning Treant
Source: Drop. A lone Ancient of Lore in Darnassus managed to save this Treant in its final actions with a magical aura to prevent the flames from burning it any ... Elemental type. Remember that time Teldrassil got set on fire? Killing innocent men, women, and children in the world's biggest wicker man?
The 
Everburning Treant is a battle pet dropped by rare spawns in the Darkshore Warfront during the Battle for Azeroth expansion.
Guide awaiting review
Defeat Zim'kaga (Alliance)
If you are on the Alliance faction, travel to Darkshore and defeat the rare spawn Zim'kaga at 62.3, 9.8. The Everburning Treant has a chance to drop from this encounter.
Defeat Onu (Horde)
If you are on the Horde faction, travel to Darkshore and defeat the rare spawn Onu at 45.2, 74.9. The Everburning Treant has a chance to drop from this encounter.
Acquire from Auction House
Since the Everburning Treant is cageable, you can purchase it from other players on the Auction House if you prefer not to farm the rare spawns.
