"Santander '37" is a reimplementation of the wargame Corpo Truppe Volontarie: Santander 1937, published in 2018 in the Italian wargaming magazine "Para Bellum". This reimplementation includes new graphical design and rules changes. With a traditional hex & counter "I go-You go" mechanics, the Nationalist player must try to conquer all important victory point hexes without incurring many losses. In this new edition, some rules changes are: - Victory Points and Morale have been merged in a single item, which is the key to victory: reduce Republican Morale to zero or raise it over 5. - Disorganization of units is now a key factor. - Setup rules have been revised. - Use of assets and other resources has been modified.