Start Time Countdown, Event Guide, Requirements, Details, Omni Ubiquity Net & more

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Let’s get ready to do some retro action captured and released in Genshin Impact 2.3 with the latest event Bantan Sango case filesWarrior dog.

Help the detective agency Bantan Sango complete its investigation into the “mass disappearance of small animals” and Rescue animals for exciting rewards.

The event is as close as Genshin Impact and Pokemon, so you don’t want to miss it!

event details

Genshin Impact 2.3 event: Bantan Sango case files start in December 7, 2021, and ends in December 20, 2021, at server time.

Batan Sango case files start in



Travelers need to fulfill the following requirements to be eligible to participate in the Genshin Impact and Bantan Sango Case Files.

  • Adventure rank 30 or higher
  • Complete the Archon quest “The Unmovable God and Eternal Truth.”

Bantan Sango case files

There have been some mysterious disappearances of animals in Inazuma. In the new event, Bantan Sango Detective Agency will seek the help of travelers to investigate and rescue innocent creatures.

For this event, players will get a new tool called everywhere net. This tool will allow travelers to pick up animals and bring them to safety.

Players will equip the Ubiquity Net, investigate suspicious locations, and avoid being discovered by Canine Bunshin, a warrior dog with the ability to repeat itself multiple times.

In this part of the action, players need stealth mode, Metal Gear Solid style. Ubiquity can also activate certain objects for distractions such as fireworks, smoke machines, or even stun a Canine Bunshin.

There are also animals that have been captured in cages by Treasure Hoarders. Defeat all enemies, you can catch animals with Ubiquity Net for further liberation.

Event Sections Bantan Sango Case Files

The event will be divided into segments. To advance to the next segment, all objectives from the previous segment must be completed.

These are the four parts of the Bantan Sango case files:

  • Mr. Of The Black Shadow
  • stealth trail
  • The truth only comes to light
  • to get to know

Omni Ubiquity Net

After completing the event, players can participate in Omni Ubiquity Net Global Challenge.

At the end of the Quest, players can visit NPC Wakamurasaki on the beach of Inazuma City, near the Hunting Association.

Wakamurasaki will sell Omni Ubiquity Net, an expendable tool for creating replicas of some of the wild animals in the Serenitea bowl.

Omni Ubiquity Network at Genshin Impact

Click to enlarge

New creatures for your Serenitea bowl

Unfortunately, there are only certain creatures in the wild that the Omni Ubiquity Net can recreate.

These are some of the animals that you can recreate. We will update this list when we receive more information:

  • Pigeons (just like Timmie), Monstdadt
  • Jiu Crystal Fly, Liu
  • Cryo Cristalfly, Dragonspine
  • Kitsune (foxes), Inazuma
  • Squirrels, TBD
  • Crimson Finch, Leo
  • Crimson Fox, Leo
  • Snow Fox, Dragon Spin
  • Weasel boat, Mondstadt


Besides a full zoo for the Serenitea bowl, the Bantan Sango Case Files event is packed with rewards!

  • 600 Primogems
  • 300,000 mora
  • Weapon Rise Material
  • Character upgrade materials.

Read more: Genshin Impact 2.4 update: Everything we know so far

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