The Black Pharaoh edition comes in PDF, softback and hardback. The Bloody Tongue edition only comes in PDF and hardback. The Sand Bat edition only comes in softback, and is only available from Chaosium.com after the Kickstarter finishes. There is no difference in the content of any edition, but the layout may vary due to bleed differences between softback and hardback. The Bloody Tongue edition is the only signed and numbered version of the Companion.