Mortal Shell 2 Steam key information in the supplied material does not include any real key or giveaway code. The official Steam page supports buying Mortal Shell II on Steam and shows a $49.99 store price in the collected snapshot. If you already have a retail or digital key, Steam Support explains activation and error handling.
Official Steam Purchase
The collected Steam page is the only source here for a direct PC store purchase. It identifies Mortal Shell II on Steam and shows the purchase price in the captured material. Regional prices, discounts, reseller availability and bundle keys are 待确认.
Activating a Key
Steam Support says activation starts from the Steam client by choosing Add a Game and then Activate a Product on Steam. If a key is not meant for Steam registration, Steam shows an Invalid Product Code error. If the key was already registered, Steam shows a duplicate key error.
No Codes Listed
No collected source provides a Mortal Shell II promo code, free Steam key or official key seller list. This page therefore does not publish any key string. Treat unverified offers as 待确认 until backed by an official store or Steam Support-compatible seller record.