When you take the Spellcast action with an arcane spell that deals acid damage, you can add your Intelligence modifier to the damage roll.
When you take the Craft action to create a potion or poison, the gold and time require is halved.
The gold and time required to take the Crafting activity to create poisons and potions is halved.
You can use your Replicate Artifact feat to replicate potions. You must provide a vial and 1 oz of water for each potion you replicate. The potions you replicate with this feature become mundane empty vials after you finish a rest.
You gain mastery in the Alchemy skill.
You can take an action and expend a number of mana points equal to your artificer level to cause your tamed Homunculus to appear in an unoccupied space within line of sight. The Homunculus disappears if you use this feature again, if it is reduced to 0 hit points, or if you die, causing it to drop anything it was carrying in an unoccupied space within 5 feet of it.
Any creature that uses a potion created by you also gains temporary hit points equal to your artificer level.
You are immune to acid and poison damage, and to the intoxicated and poisoned conditions. Moreover, you ignore resistance to acid and poison damage, and creatures have disadvantage on saving throws against your spells and other magical effects that would cause them to become poisoned.