Gunhero: a first-person zombie adventure cancelled by EA before the first-person Zombie-craze (Patreon)

Gunhero is a lost action game in development in 2007, set in a post zombie-apocalypse world and focused on using melee weapons and close quarter combat, somehow preceding what Techland did 4 years later with Dead Island and one year before the release of Left 4 Dead:  https://www.unseen64.net/2016/06/14/gunhero-cancelled-ps3-xbox-360/