By Jay / / Games

Ancient Key is one of the useful items you can collect if you want extra rewards without spending too much time grinding. Many players overlook it or aren’t sure where to start, even though the process is fairly simple once you know where to go. This guide explains what the Ancient Key does, how to get it, and how to use it to unlock hidden treasure chests.  Also check out Roblox Abyss Codes for more rewards.

What Is Ancient Key in Abyss?

Ancient Key is a special item used to open hidden treasure chests in certain areas of the map. These chests contain instant rewards that help with progression. When you open one, you can receive items such as gold, star shards, and other useful materials. The gold reward alone can reach around 2,000, which makes it valuable, especially during the early and mid stages of the game. You cannot find the Ancient Key randomly. It is earned by completing quests from a specific NPC.

How to Get Ancient Key

To obtain the Ancient Key, you need to complete quests from an NPC named Marcus in the Ancient Sands region. Follow these steps:

  1. Teleport to Ancient Sands Use the teleport feature to travel directly to the Ancient Sands area.
  2. Find Marcus Marcus is located in the upper section of the area. Move upward through the zone until you find him and start a conversation.
  3. Complete Marcus’s Quest Accept and finish the quest he gives you. Once completed, you will receive an Ancient Key as a reward.

Besides the main quest from Marcus, there may be additional missions that also reward Ancient Keys. It’s worth checking all available quests in the area so you don’t miss extra chances to earn them.

How to Use Ancient Key

After getting an Ancient Key, you can use it right away to unlock a special chest.

  1. Go to a chest location Several chests can be found near the Ancient Sands region. Travel to one of these hidden spots.
  2. Interact with the treasure chest Use your Ancient Key when prompted.
  3. Collect your rewards Once opened, the chest instantly gives rewards such as gold, star shards, and other items.

Because the rewards are immediate and useful, hunting for these chests is a strong strategy for boosting your resources early in the game.


Ancient Key offers a quick and reliable way to earn extra resources without a long farming process. By completing Marcus’s quests in Ancient Sands and using the key at the correct chest locations, you can gather gold and upgrade materials with minimal effort. If you want to speed up your progress and build resources faster, Ancient Key is an item you should prioritize whenever the opportunity appears in Abyss.

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About Jay
A Content writer for Roonby.com Contact me on [email protected], we can't reply to gmail for some reason.