Vampyro Bat

Vampyric Bite: Each time fire damage is dealt, heal vampyro bat for fire damage dealt. 

Horde Loyalty: Each time a vampyro bat takes damage, split damage between all bats and variants within 5 feet, keeping remainders to self. 

Eternal Flame: Fire damage is halved for vampyro bats and cold damage is doubled. Immunity to deafness and exhaustion are also granted.

Burning Bite: Targets one target of known location within 5 feet. Deals 1d10 fire damage to target. Each round afterward for 5 rounds, or until this vampyro bat dies, whichever happens first, deal 1d4 fire damage.

Fire Fang: Targets one target of known location within 2 feet. Deal 2d10 fire or acid damage, whichever would deal more damage, to target. If both would deal same amount of damage, do fire damage.