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 9 Different Artifacts – At the start of the chapter, open up your backpack and view all the contents. Flip them if you have the option. You will find: No Pun Intended, No Pun Intended: Volume Too, To Get To The Other Side, Riley’s Pendant, Sam’s Robot, Walkman, Note from Mom, Switchblade and Joel and Sarah photo.

 Comic Book – Uncertainty – During your hunt, you will happen across a old barn that has this comic in a desk drawer.

 Firefly Pendant – Travis Kristof– You’ll encounter a large group of clickers and when that’s complete, you’ll need to climb up to the upper catwalks to pull down a ladder. On your way there, a clicker will come out of a room and attack you. In the room from which he came, is a pendant on a crate.

 Conversation #31 – This is the area where you will fend off several waves of enemies around an elevator. There will be a dead body lying on the ground that you can talk to David about.

Artifact – Lake Resort Map – Story Related

 Firefly Pendant – Paul D Braun– After running off on your horse and being chased, you will come to a series of houses. When you exit the front door of the house you start in, turn right and in the nearby gazebo will be this pendant.

 Comic Book – Negentropy – After making your way to the nature trail, you will climb through a red pipe. When you exit, loop back around to the stairs behind you and this will be on the bench.

 Shiv #11 – Once you gain control of Joel in the blizzard, you’ll start near a gas station. Directly across the street is residence you can enter. Climb out of a bathroom window and a door that can be shived open will be just to your left. You can just walk around the building itself and you’ll find it as well.

 Training Manual – Smoke Shaping – Just inside the door you opened above.

 Artifact – Ellie’s Backpack – Story related.

 Artifact – Meat Ledger -Same room that you found the backpack.

Watch full Grounded mode difficulty walkthrough with collectibles

Select a Chapter/Guide

Chapter  2 – Quarantine Zone (note, there are none in Chapter 1)
Chapter 3 – The Outskirts
Chapter 4 – Bill’s Town
Chapter 5 – Pittsburgh
Chapter 6 – The Suburbs
Chapter 7 – Tommy’s Dam
Chapter 8 – The University
Chapter 9 – Lakeside Resort
Chapter 10 – Bus Depot
Chapter 11 & 12 – Firefly Lab and Jackson

All 37 Optional Conversations
All 5 Ellie Joke Conversations
Toolbox Locations
Shiv Doors