---
title: Casualties Unknown Characters: Expie, Dune, Milky, Traders
description: The Experiment, Milky and Dune, how to unlock them, and how to trade with Survivors.
url: https://casualtieswiki.wiki/characters/
---

Characters

# Casualties Unknown characters
You start as an Experiment and unlock two more species by finishing runs. The same species also turn up as traders in life pods, so these pages cover both sides.

## Where to start
Start with your own character, then learn who you can trade with.

- [Expie](https://casualtieswiki.wiki/characters/expie/)The first playable character

- [Survivors and traders](https://casualtieswiki.wiki/characters/survivors-and-traders/)Haggling trains Intelligence

## Every Casualties Unknown character guide

- [entity Expie What an Expie is, what it can do and how to unlock the other playable characters. The first playable character Finish a run to unlock the next Each run is a new individual](https://casualtieswiki.wiki/characters/expie/)

- [entity Milky What Milkies are, how to unlock one and how they behave as traders. Unlocked by finishing a run Trades from life pods Stats not yet documented](https://casualtieswiki.wiki/characters/milky/)

- [entity Dune What a Dune is, how the friendly bite works and what we know about playing one. Friendly bite cuts prices A bite still wounds you Stats not yet documented](https://casualtieswiki.wiki/characters/dune/)

- [guide Survivors and traders How trading, reputation and haggling work, and what to buy from Survivors in life pods. Haggling trains Intelligence Breaking pod lights costs reputation Do not attack them](https://casualtieswiki.wiki/characters/survivors-and-traders/)

## Characters questions players ask
What is an Expie? An Experiment, the test subject you play. Expie is the community nickname. [Details →](https://casualtieswiki.wiki/characters/expie/)

How do you unlock other characters? Finish a run with the previous character, according to the developer. [Details →](https://casualtieswiki.wiki/characters/expie/#unlock)

What is a Milky? A pale species that trades from life pods in the demo, and is expected to be a playable character. [Details →](https://casualtieswiki.wiki/characters/milky/)

What is a Dune? A bat-like species whose traders offer a friendly bite that improves prices. [Details →](https://casualtieswiki.wiki/characters/dune/)

How do you haggle? Use the haggle button in the trade menu. It relies on Intelligence and also trains it. [Details →](https://casualtieswiki.wiki/characters/survivors-and-traders/)

Are survivors dangerous? Only if you threaten them, attack them or steal from them. [Details →](https://casualtieswiki.wiki/characters/survivors-and-traders/)

Other sections: [Survival](https://casualtieswiki.wiki/survival/) · [Health](https://casualtieswiki.wiki/health/) · [Items](https://casualtieswiki.wiki/items/) · [Layers](https://casualtieswiki.wiki/layers/) · [Mods](https://casualtieswiki.wiki/mods/) · [Game info](https://casualtieswiki.wiki/game/) · [Updates](https://casualtieswiki.wiki/update/)