Patch v1.2.0 introduced the Inventory Expansion Idol. Collect 10 of these Pouch Idols to get an inventory expansion.
There are 10 Pouch Idols each in Everland, Cinderveil, and Shardmere. For every 10 pouch idols collected within a biome your inventory will increase by 5 slots.
The reward for finding all 30 Pouch Idols is your inventory will cap at 5 columns by 7 rows for 35 total inventory spaces as shown to the right.
All Pouch Idol locations are shown on each map shown below. There is also a zoomable interactive map here.
Everland Locations
Cinderveil Locations
Shardmere Location
