Warhammer 40k Astra Militarum Field Ordnance BatteryReview and buy this Warhammer 40K Astra Militarum Field Ordnance Battery at Maziply Toys, Games Workshop's premier authorized toy store trusted by countless families across the United States. A great product in the games department. High quality you expect from Games Workshop. Long range Heavy Support artillery for your Astra Militarum army Builds two Ordnance Teams, each crewing a heavy lascannon, bombast field gun, or malleus rocket launcher