This is a new expansion pack for the Sorcerer game published by Wise Wizard Games (formerly White Wizard Games).
It is a Domain Pack: Forsaken Church. It was a published in conjunction with the Endbringer expansion for the game.
From the publisher:
Claim the Godforsaken Church as your domain and rain bullets down on your enemies. You will deal lots of collateral damage, but your opponent will always choose how to assign it!
This pack is a complete Domain Deck for use with Sorcerer, containing the Godforsaken Church skill card and 10 cards for your grimoire.
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Shipping combined for multiple purchases. Delivery confirmation included on all domestic packages.