Homebrew Axolotl Species Details

When using hit dice during a short rest add half of the roll (rounded down) before modifiers. When you reach 3rd level you also gain the ability to cast create or Destroy Water and Fog Cloud. When you reach 7th level you can cast Water walk. When you cast a spell with this trait you can't cast another until you take a long rest. Your spellcasting ability for these spells is Constitution

You can give simple commands to underwater creatures, but have no special ability to understand them.

You can breathe underwater indefinately.

Axolotl Traits

Amphibious

Axolotl Blood

When using hit dice during a short rest add half of the roll (rounded down) before modifiers. When you reach 3rd level you also gain the ability to cast create or Destroy Water and Fog Cloud. When you reach 7th level you can cast Water walk. When you cast a spell with this trait you can't cast another until you take a long rest. Your spellcasting ability for these spells is Charisma.

Amphibious

You can breath underwater indefinitely 

Darkvision

You get darkvision up to 60 feet, this only works underwater, however.

Aqua Friend

Most underwater creatures will be docile to you and your friends. But underwater creatures that are especially hostile will see you as food.