Naga 

Healer

Evolves into Echidna

MIN MAX +297
HP 21 263 1253
ATK 39 244 739
RCV 31 258 753
LVL 1 25
XP 1 1000000
Cost 5
Rarity 3
Inheritable? No
Collab? No
Ultimate Evolution? False
Volcano of Vulcan
Fire Forest Nerva
Tower of Flare
Tower of Nature
Hyperion Lava Flow
Vesta Cave
Frozen Soil of Prosell
Mars Crater
Legendary Dragons' Footprints
Sky Dragons' Domain-No RCV
Legendary Flame Dragon
Sky Dragon of Flame-No RCV
Legendary Flame Dragon
Flame Mechdragon-Normal
Ancient Dragons' Mystic Realm
Alt. Castle of Satan in Abyss-No Dupes
Alt. Shrine of Liquid Flame-No Dupes
Alt. Shrine of Blazing Woods-No Dupes
Alt. Temple of Trailokya-No Dupes
Ancient Fire Dragon-Tricolor
Ancient Water Dragon-Tricolor
Scarlet Snake Princess
Flame Mechdragon
Christmas Dungeon
Scarlet Snake Princess
Fire Carnival
Fire Carnival
Christmas Dungeon
Beelzebub Tournament-No Dupes
Jörmungandr Descended!
Norse Challenge!-Mythical/No Continues
Dragon Challenge 2!-Mythical/No Continues
Descended Challenge!-No Continues
One-Shot Challenge!-No Magic Stone
Descended Challenge!-No Continues
Descended Challenge!-No Continues
Descended Challenge!-No Continues
Descended Challenge!-No Continues
Alt. Castle of Satan in Abyss-No Dupes
Alt. Shrine of Liquid Flame-No Dupes
Alt. Shrine of Blazing Woods-No Dupes
Alt. Temple of Trailokya-No Dupes
Ancient Dragons' Mystic Realm
Descended Challenge!-No Continues
Descended Challenge!-No Continues
October Quest Dungeon
November Quest Dungeon
September Quest Dungeon
December Quest Dungeon
February Quest Dungeon
Multiplayer Hexazeon Descended!
Hexazeon Descended!
May Quest Dungeon
June Quest Dungeon
August Quest Dungeon-Novice to Int.
August Quest Dungeon-Expert
October Quest Dungeon-Expert
November Quest Dungeon-Novice to Int.
November Quest Dungeon-Expert
December Quest Dungeon-Novice to Int.
6th Year Anniversary Quest 1
February Quest Dungeon-Int.
February Quest Dungeon-Expert
New Year Quest 1
New Year Quest 2
Special Event Arena-No Dupes
Jörmungandr Descended!
Hexazeon Descended!
13M DL Quest Dungeon-Novice to Int. 
April Quest Dungeon-Expert
13M DL Quest Dungeon-Expert
May Quest Dungeon-Novice
May Quest Dungeon-Expert