What is Mark of the Deep?

Mark of the Deep is an epic pirate adventure with a strong narrative and a thrilling mix of elements from acclaimed Metroidvania and Souls-Like games. Embark on this journey as the pirate Rookie, explore the mysteries of a cursed island, and find your missing pirate crew! A pirate ship wrecked on a mystic island, till then known only by myths n’ tales. Play as Marcus “Rookie” Ramsey and explore the eerie areas of this island surrounded by a mysterious curse in search of your missing crew: the Angry Mermaids! In this diversely hostile environment, you need to face a wide variety of dangers to find your lost crewmates, including abyssal monsters, undead creatures, and menacing cultists. Fight against over 80 enemies and 16 bosses in challenging battles inspired by souls-like games! As a newfound Mark Keeper, Rookie can unlock new abilities that change how you fight enemies and explore the environment! Discover new skills, weapons, and trinkets to upgrade your combat abilities and make your way through new areas of the island. Meet a fully-voiced cast of pirates, abyssal creatures, and many other characters trapped in the cursed island with you! Rescue old friends and make new allies as you unravel the mysteries of the native inhabitants of the island: the Old Folks. The abyssal corruption affects everyone around you, including your cherished allies. You have the choice to help those in need by completing their quests and dealing with hard choices along the way. Discover multiple endings in your goal to escape the island! From the developers of Dandy Ace and No Heroes Here, join the Mad Mimic Discord Server to meet the Mark of the Deep community and share your experience with the game!

How to Activate

1. Create a Steam account if you don't have one.
2. Launch Steam and log in to your account.
3. Click on the "Games" tab and select "Activate a Product on Steam".
4. Enter the activation key provided.
5. Follow the on-screen instructions to complete the activation.
6. Once activated, download and play the game from your Steam Library.

What's Steam?

Steam is the ultimate destination for PC gamers. It's a digital distribution platform developed by Valve Corporation that offers an unparalleled selection of games, from indie hits to AAA titles. Access Steam directly from your PC, and with just a few clicks, you can be downloading and playing the latest games. Steam provides features like cloud saves, community hubs, and regular sales on a vast library of content.

Please note this key is for the ROW (Rest of World) region and will only work on Steam accounts eligible for that region. Once activated, the game cannot be refunded unless it meets Steam's refund policy.

What's Steam Platform?

Steam is the leading online service for PC gaming. It's where you go to purchase, download, and play incredible games and extra content. It's a world of exclusive offers, mods, and gaming communities. Best of all, it doesn't cost anything extra to use beyond the games you buy. Turn your PC into an entertainment hub with Steam and connect to your favorite games, friends, and more.

Activation Instructions

1. Go to store.steampowered.com and download the Steam client if needed.
2. Install and launch Steam, then sign in to your account. If you don't have one, create it.
3. Select the "Games" menu and choose "Activate a Product on Steam".
4. Enter the product key and select "Next".
5. Follow the on-screen instructions to redeem your key.

   Keys are case-sensitive and must be entered exactly as displayed.

   This key is for Steam PC platform.

   Release Date: 23/01/2025

   Full terms apply