Genshin Impact players will come across tons of rare artifacts and hidden items during their journey in the game's massive world.
There are lots of secrets to uncover hidden throughout the massive areas that make up Teyvat, and it can be challenging for players to keep track of them all.
With the addition of The Chasm, there are a lot of new items to uncover, including a new set of quest items for the Millennial Mountains world quest.
The Cup of Commons is one of those lost artifacts, and finding it can grant players a ton of easy Primogems.
Locating the Cup of Commons in Genshin Impact isn't too difficult, though players will need to prepare for some battles as they track it down.
This rare cup can be found during the Undetected Infiltration world quest, which begins in The Chasm. You will need to go to Tiangong Gorge and defeat a group of Treasure Hoarders to begin the quest.
Once you have defeated the enemies here, an NPC named Yanbo will spawn. It will inform you of a secret plan by the Millelith to infiltrate and rout the Treasure Hoarders camping nearby.
You'll then need to head to Yanbo's next reconnaissance spot in Lumberpick Valley, where he will present you with his battle plan.
You will have to select between the cooking quarters, the alchemy camp, or the weapon's stash. Once you've made your pick, Yanbo will send his men to clear out the area.
You should then go to the other two camps and clear them out to progress the quest.
Once the camps are completed, you'll need to fend off waves of enemies at the larger camp.
To cap off the battle, you'll have to face two Treasure Hoarder bosses, and they can be pretty tough for an unprepared team.
Once they are defeated, you can speak to Yanbo nearby. This will spawn a chest
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