Murus Gallicus → Portuguese. Murus Gallicus (Latin for: "Gaulish Wall") was invented in 2009 by the American Phil Leduc. Its name is derived from the impenetrable walls of stone players create during the game, which are reminiscent of those built by the Gauls against the Roman aggressors in the Gallic Wars. Murus Gallicus is a two-dimensional sowing game. The game was implemented for online play at ig Game Center on September 23, 2009.