Jangmo-o (5e Creature)
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Small dragon, any alignment
Soundproof. The jangmo-o has advantage on saving throws against effects that deal thunder damage.
Overcoat. The jangmo-o can breathe normally in any environment, and it has advantage on saving throws made against harmful gases and vapors (such as cloudkill and stinking cloud effects, inhaled poisons, and the breath weapons of some dragons).
Tackle. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 5 (1d6 + 2) bludgeoning damage.