Everyone in hippo folk communities, hippo folk and non-hippo folk alike, is taught to dance from a young age. You have proficiency in the Acrobatics skill.

Hippo folk have large appetites and larger jaws. In fact, though they have only flat, herbivorous teeth, their bite can nevertheless crush bones easily. Your large mouth is a natural weapon with which you can make unarmed strikes. On a hit, you deal bludgeoning damage equal to 1d6 + your Strength modifier.

Perhaps due to a history of dwelling in semiaquatic environments, you can hold your breath for up to 15 minutes.

You thick skin is difficult to penetrate. When you aren’t wearing armor, your AC is 13 + your Dexterity modifier. You can use this score to determine your AC if worn armor would leave you with a lower score. You may benefit from a shield as normal.

Your Strength score increases by 2, and your Intelligence score increases by 1.

Hobgoblins mature at the same rate as humans but only live around 60 years. 

Hippo-folk communities are usually highly organized. Some are militaristic, others organized around engineering guilds, and still others around dance schools. In all three, strong leaders rule with a firm hand and countless underlings vie for their attention. As such Hippo-folk tend towards law.  

Hippo-folk are about human-sized, though more stout standing roughly 6 feet tall and weighing between 400 and 500 pounds. Your size is Medium.

Your base walking speed is 30 feet and you have a swimming speed of 30. 

Students in these communities widely study chemistry and engineering. You have proficiency with Alchemist’s Supplies and Tinker’s Tools. What’s more, you know the recipe to make gunpowder and the methods with which to make a flintlock weapon.

You can speak, read, and write Common and one other language.