The listing, Gunspell - Steam Edition [steam key] has ended.
http://store.steampowered.com/app/328100/
A fascinating adventure! A game where guns and magic work together.
Become a member of powerful Order that protects the Earth from monsters. Travel through the worlds, fight monsters, perform quests, upgrade your weapons and magic. Vampires, demons, and heroes are waiting for you in the realms of Gunspell.
• Mix of genres - RPG and a puzzle
• Match3 ("three in a row") battles with plenty of opportunities
• Many unknown worlds
• Hordes of enemies
• Tons of weapons, artifacts and spells
• Great graphics