Allows Survivors to safely buy and sell Items with other Survivors. Set the Item you want to buy/sell, a price (in Hexagons), and an quantity... then wait for someone to fulfill that order. Also works as a local hub for the Hexagon Exchange.
To make Market, combine Wood, Fiber, Hide, Chitin/Keratin, and Metal Ingot in a Smithy for 5 seconds. The Market unlocks at level 42 and requires 18 Engram Points.