How about a potion device for starfinder?
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Item Level 5; Price 2,750; System one arm
You have a custom built device into your arm that you can pour a potion, serum, or any consumable liquid as an action. Once done, you can set the device to deliver the liquid based on a specific situation like a readied action or you can use a swift action to cause the liquid to be delivered into your system.
Thoughts?
Throat Punch Games 