Overview
Official material identifies whisky bottles that reveal Logan's forgotten memories, Nightmare Doors with combat and traversal challenges, and material crates used for suit crafting.
Confirmed details
Use senses and audio cues while exploring, then check your collection progress before leaving a mission. Material crates matter because crafting or earning suits can increase maximum health.
Keep claims verified
Exact collectible totals, maps, and missable status are not claimed here without verified in-game evidence.