This homebrew feat is to unlock lore native custom races on RPDND: Paths of the Past (a minecraft dungeons & dragons roleplay server)

Sly and swift amphibians with slimy skin, a member of the Humblefolk.
Native Variant of GRUNG

Native Traits:

• River Swiftness. You gain 25ft of swimming speed. Being fully underwater allows you to Dash as a bonus action, swiftly swimming around or getting a speed boost from diving into a shallow pond.
• Slippery. You have advantage on skill checks or saving throws to avoid being knocked Prone. Additionally, you can use an Action to escape nonmagical restraints, like manacles or a grapple.