Source: https://www.amazon.com/John-Carter-Mars-Phantoms-Campaign/dp/1912743124/ref=as_li_ss_tl?dchild=1&tag=crazydeals02-20&camp=rpg_games_1
Source: https://www.amazon.com/dp/1912743124/ref=as_li_ss_tl?th=1&psc=1&tag=crazydeals02-20&camp=rpg_games_1