Homebrew
Fey Ancestry. Ghowar has advantage on saving throws against being charmed, and magic can't put him to sleep.
Expert alchemist. Ghowar has 14 speciality potion and concuction recepies, from whitch he can make 6 common and 1 rare concotion per day with 1 hour of work either during a short rest or a long rest. His potions spoil after 3 days of making them.
All of his potions that requires a spell save DC, uses his Wisdom as modifier, so Spell save DC 13.
Bag of holding. Ghowar uses a Bag of holding to keep his Alchemist's supplies, ingredients and already made potions which are not on his person.
Special potion holding garment. Ghowar can hold up to 12 potions or concuctions on his person.
Poison Spray. Range: 10ft Con save DC 12 On fail: 2d12 poison damage.
Fireball Grenade. (rare) Range: 50ft. Unleash a lvl3 Fireball on shattering or by opening the jar.
Stinking Cloud Greande (rare) Range: 50ft Unleash a lvl 3 Stinking Cloud on shattering or by opening the jar.
Acid Splash Grenade. (common) Range: 50ft. Unleash an Acid Splash (3d6) on shattering or by opening the jar.
Smoke Grenade. (common) Range: 50ft. Unleash a lvl 1 Fog Cloud on shattering or by opening the jar.
Sleep Grenade. (common) Range: 50ft Unleash a lvl 1 Sleep on shattering or by opening the jar.
Grease Grenade. (common) Range: 50ft Unleash a lvl 1 Grease on shattering or by opening the jar.
Potion of Flight. (rare)
Potion of Haste (rare)
Potion of Water breathing (common)
Darkvision potion. (common)
Healing potion. (common)
Healing Grenade. (common)
Truth serum (common)
Potion of Lesser Restoration (common)