Bottle Construct

Potion powered.  If a potion inside this creature can be used for three uses for other abilities, how ever once these uses runs out of uses the creature automatically drops to 0 hit points. The Bottle construct is also affected by the potion(duration set to infinite unless the original potion effect is instantaneous.). If the potions duration is instantaneous, then the Bottle Construct may expend be affected like they drank the potion.(it may not damage itself via this effect)

Liquid powered. The construct is powered by the liquid inside it. If refilled, the construct can be healed/revived to full health, unless broken. Also, if refilled with a potion, it changes the potion effect to the potion it was refilled with, and refills the uses for the construct.

Drainable. If a creature grapples the construct, as a bonus action you may drain(or drink) it of its liquid, thus dropping it to 0 hit points.

Fragile. If killed by any other method other than being drained, the construct will break and can not be refilled.

Spellcasting.  Its spellcasting ability is [Intelligence] (spell save DC 10, +2 to hit with spell attacks). Known spells:(consumes a use) If the potion inside the Bottle gnome has a spell (at its lowest level) in its effects, the construct now knows it until the potion is no longer inside it.

Shatter. As an action the Bottle Construct may shatter itself, affecting everyone in a 5ft radius, with the contents inside. If a potion, everyone splashed will be under the potion effects.

Administer. The construct may expend a use to administer the contents of its contents to a willing creature, putting them under the effect of the liquid.

Punch. : +0 to hit, reach 5 ft., 1 target. Hit: 1(1d4 -1) [bludgeoning] damage.