diff --git a/gen/sam/aaa_bofors.py b/gen/sam/aaa_bofors.py
index 283c1d59..b4c87e34 100644
--- a/gen/sam/aaa_bofors.py
+++ b/gen/sam/aaa_bofors.py
@@ -14,7 +14,6 @@ class BoforsGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Bofors AAA"
-    price = 75
 
     def generate(self):
 
diff --git a/gen/sam/aaa_flak.py b/gen/sam/aaa_flak.py
index 141e5b7d..882e5ad3 100644
--- a/gen/sam/aaa_flak.py
+++ b/gen/sam/aaa_flak.py
@@ -23,7 +23,6 @@ class FlakGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Flak Site"
-    price = 135
 
     def generate(self):
         index = 0
diff --git a/gen/sam/aaa_flak18.py b/gen/sam/aaa_flak18.py
index 91f81f15..60f1d389 100644
--- a/gen/sam/aaa_flak18.py
+++ b/gen/sam/aaa_flak18.py
@@ -14,7 +14,6 @@ class Flak18Generator(AirDefenseGroupGenerator):
     """
 
     name = "WW2 Flak Site"
-    price = 40
 
     def generate(self):
 
diff --git a/gen/sam/aaa_ks19.py b/gen/sam/aaa_ks19.py
index bb51e92a..f173dab2 100644
--- a/gen/sam/aaa_ks19.py
+++ b/gen/sam/aaa_ks19.py
@@ -13,7 +13,6 @@ class KS19Generator(AirDefenseGroupGenerator):
     """
 
     name = "KS-19 AAA Site"
-    price = 98
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/aaa_ww2_ally_flak.py b/gen/sam/aaa_ww2_ally_flak.py
index 415bdab3..7e58718f 100644
--- a/gen/sam/aaa_ww2_ally_flak.py
+++ b/gen/sam/aaa_ww2_ally_flak.py
@@ -14,7 +14,6 @@ class AllyWW2FlakGenerator(AirDefenseGroupGenerator):
     """
 
     name = "WW2 Ally Flak Site"
-    price = 140
 
     def generate(self):
 
diff --git a/gen/sam/aaa_zsu57.py b/gen/sam/aaa_zsu57.py
index 422693d5..5da161c8 100644
--- a/gen/sam/aaa_zsu57.py
+++ b/gen/sam/aaa_zsu57.py
@@ -12,7 +12,6 @@ class ZSU57Generator(AirDefenseGroupGenerator):
     """
 
     name = "ZSU-57-2 Group"
-    price = 60
 
     def generate(self):
         num_launchers = 4
diff --git a/gen/sam/aaa_zu23_insurgent.py b/gen/sam/aaa_zu23_insurgent.py
index 49113668..a91d143e 100644
--- a/gen/sam/aaa_zu23_insurgent.py
+++ b/gen/sam/aaa_zu23_insurgent.py
@@ -14,7 +14,6 @@ class ZU23InsurgentGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Zu-23 Site"
-    price = 56
 
     def generate(self):
         index = 0
diff --git a/gen/sam/cold_war_flak.py b/gen/sam/cold_war_flak.py
index 6c0bdf40..4030321b 100644
--- a/gen/sam/cold_war_flak.py
+++ b/gen/sam/cold_war_flak.py
@@ -17,7 +17,6 @@ class EarlyColdWarFlakGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Early Cold War Flak Site"
-    price = 74
 
     def generate(self):
 
@@ -90,7 +89,6 @@ class ColdWarFlakGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Cold War Flak Site"
-    price = 72
 
     def generate(self):
 
diff --git a/gen/sam/freya_ewr.py b/gen/sam/freya_ewr.py
index 917767fb..fbd8dbfb 100644
--- a/gen/sam/freya_ewr.py
+++ b/gen/sam/freya_ewr.py
@@ -12,7 +12,6 @@ class FreyaGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Freya EWR Site"
-    price = 60
 
     def generate(self):
 
diff --git a/gen/sam/sam_avenger.py b/gen/sam/sam_avenger.py
index b3f63354..75df690f 100644
--- a/gen/sam/sam_avenger.py
+++ b/gen/sam/sam_avenger.py
@@ -14,7 +14,6 @@ class AvengerGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Avenger Group"
-    price = 62
 
     def generate(self):
         num_launchers = 2
diff --git a/gen/sam/sam_chaparral.py b/gen/sam/sam_chaparral.py
index ea239746..3489fd8b 100644
--- a/gen/sam/sam_chaparral.py
+++ b/gen/sam/sam_chaparral.py
@@ -14,7 +14,6 @@ class ChaparralGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Chaparral Group"
-    price = 66
 
     def generate(self):
         num_launchers = 2
diff --git a/gen/sam/sam_gepard.py b/gen/sam/sam_gepard.py
index 6128efab..cb752f90 100644
--- a/gen/sam/sam_gepard.py
+++ b/gen/sam/sam_gepard.py
@@ -14,7 +14,6 @@ class GepardGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Gepard Group"
-    price = 50
 
     def generate(self):
         num_launchers = 2
diff --git a/gen/sam/sam_hawk.py b/gen/sam/sam_hawk.py
index efec60a2..007b0b99 100644
--- a/gen/sam/sam_hawk.py
+++ b/gen/sam/sam_hawk.py
@@ -16,7 +16,6 @@ class HawkGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Hawk Site"
-    price = 115
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_hq7.py b/gen/sam/sam_hq7.py
index 0143fc63..8c6f5d2a 100644
--- a/gen/sam/sam_hq7.py
+++ b/gen/sam/sam_hq7.py
@@ -16,7 +16,6 @@ class HQ7Generator(AirDefenseGroupGenerator):
     """
 
     name = "HQ-7 Site"
-    price = 120
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_linebacker.py b/gen/sam/sam_linebacker.py
index 09c57117..224e09bf 100644
--- a/gen/sam/sam_linebacker.py
+++ b/gen/sam/sam_linebacker.py
@@ -14,7 +14,6 @@ class LinebackerGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Linebacker Group"
-    price = 75
 
     def generate(self):
         num_launchers = 2
diff --git a/gen/sam/sam_patriot.py b/gen/sam/sam_patriot.py
index fcd82417..3fb8a995 100644
--- a/gen/sam/sam_patriot.py
+++ b/gen/sam/sam_patriot.py
@@ -14,7 +14,6 @@ class PatriotGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Patriot Battery"
-    price = 240
 
     def generate(self):
         # Command Post
diff --git a/gen/sam/sam_rapier.py b/gen/sam/sam_rapier.py
index 538dd7c4..a2c1d07b 100644
--- a/gen/sam/sam_rapier.py
+++ b/gen/sam/sam_rapier.py
@@ -15,7 +15,6 @@ class RapierGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Rapier AA Site"
-    price = 50
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_roland.py b/gen/sam/sam_roland.py
index 64ee154d..30d51aa5 100644
--- a/gen/sam/sam_roland.py
+++ b/gen/sam/sam_roland.py
@@ -13,7 +13,6 @@ class RolandGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Roland Site"
-    price = 40
 
     def generate(self):
         num_launchers = 2
diff --git a/gen/sam/sam_sa10.py b/gen/sam/sam_sa10.py
index 8d4d4e2c..282515ab 100644
--- a/gen/sam/sam_sa10.py
+++ b/gen/sam/sam_sa10.py
@@ -17,7 +17,6 @@ class SA10Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-10/S-300PS Battery - With ZSU-23"
-    price = 550
 
     def __init__(self, game: Game, ground_object: SamGroundObject):
         super().__init__(game, ground_object)
@@ -89,7 +88,6 @@ class SA10Generator(AirDefenseGroupGenerator):
 class Tier2SA10Generator(SA10Generator):
 
     name = "SA-10/S-300PS Battery - With SA-15 PD"
-    price = 650
 
     def generate_defensive_groups(self) -> None:
         # Create AAA the way the main group does.
@@ -114,7 +112,6 @@ class Tier2SA10Generator(SA10Generator):
 class Tier3SA10Generator(SA10Generator):
 
     name = "SA-10/S-300PS Battery - With SA-15 PD & SA-19 SHORAD"
-    price = 750
 
     def generate_defensive_groups(self) -> None:
         # AAA for defending against close targets.
@@ -150,7 +147,6 @@ class Tier3SA10Generator(SA10Generator):
 
 class SA10BGenerator(Tier3SA10Generator):
 
-    price = 700
     name = "SA-10B/S-300PS Battery"
 
     def __init__(self, game: Game, ground_object: SamGroundObject):
@@ -166,7 +162,6 @@ class SA10BGenerator(Tier3SA10Generator):
 
 class SA12Generator(Tier3SA10Generator):
 
-    price = 750
     name = "SA-12/S-300V Battery"
 
     def __init__(self, game: Game, ground_object: SamGroundObject):
@@ -182,7 +177,6 @@ class SA12Generator(Tier3SA10Generator):
 
 class SA20Generator(Tier3SA10Generator):
 
-    price = 800
     name = "SA-20/S-300PMU-1 Battery"
 
     def __init__(self, game: Game, ground_object: SamGroundObject):
@@ -198,7 +192,6 @@ class SA20Generator(Tier3SA10Generator):
 
 class SA20BGenerator(Tier3SA10Generator):
 
-    price = 850
     name = "SA-20B/S-300PMU-2 Battery"
 
     def __init__(self, game: Game, ground_object: SamGroundObject):
@@ -214,7 +207,6 @@ class SA20BGenerator(Tier3SA10Generator):
 
 class SA23Generator(Tier3SA10Generator):
 
-    price = 950
     name = "SA-23/S-300VM Battery"
 
     def __init__(self, game: Game, ground_object: SamGroundObject):
diff --git a/gen/sam/sam_sa11.py b/gen/sam/sam_sa11.py
index 3611aff5..8e53e6b5 100644
--- a/gen/sam/sam_sa11.py
+++ b/gen/sam/sam_sa11.py
@@ -14,7 +14,6 @@ class SA11Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-11 Buk Battery"
-    price = 180
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_sa13.py b/gen/sam/sam_sa13.py
index 24cd75a0..d364edf3 100644
--- a/gen/sam/sam_sa13.py
+++ b/gen/sam/sam_sa13.py
@@ -14,7 +14,6 @@ class SA13Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-13 Strela Group"
-    price = 50
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_sa15.py b/gen/sam/sam_sa15.py
index d5d74b9c..ca0d4b22 100644
--- a/gen/sam/sam_sa15.py
+++ b/gen/sam/sam_sa15.py
@@ -12,7 +12,6 @@ class SA15Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-15 Tor Group"
-    price = 55
 
     def generate(self):
         num_launchers = 2
diff --git a/gen/sam/sam_sa17.py b/gen/sam/sam_sa17.py
index 093044b8..c59eb263 100644
--- a/gen/sam/sam_sa17.py
+++ b/gen/sam/sam_sa17.py
@@ -13,7 +13,6 @@ class SA17Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-17 Grizzly Battery"
-    price = 180
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_sa19.py b/gen/sam/sam_sa19.py
index 0ff23158..fb0fabe8 100644
--- a/gen/sam/sam_sa19.py
+++ b/gen/sam/sam_sa19.py
@@ -14,7 +14,6 @@ class SA19Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-19 Tunguska Group"
-    price = 90
 
     def generate(self):
         num_launchers = 2
diff --git a/gen/sam/sam_sa2.py b/gen/sam/sam_sa2.py
index 3cfae81e..70d57f2d 100644
--- a/gen/sam/sam_sa2.py
+++ b/gen/sam/sam_sa2.py
@@ -14,7 +14,6 @@ class SA2Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-2/S-75 Site"
-    price = 74
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_sa3.py b/gen/sam/sam_sa3.py
index 400bda82..802a28b6 100644
--- a/gen/sam/sam_sa3.py
+++ b/gen/sam/sam_sa3.py
@@ -14,7 +14,6 @@ class SA3Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-3/S-125 Site"
-    price = 80
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_sa6.py b/gen/sam/sam_sa6.py
index 6706f250..67975914 100644
--- a/gen/sam/sam_sa6.py
+++ b/gen/sam/sam_sa6.py
@@ -14,7 +14,6 @@ class SA6Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-6 Kub Site"
-    price = 102
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_sa8.py b/gen/sam/sam_sa8.py
index 7f3f72b3..dc6184c2 100644
--- a/gen/sam/sam_sa8.py
+++ b/gen/sam/sam_sa8.py
@@ -12,7 +12,6 @@ class SA8Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-8 OSA Site"
-    price = 55
 
     def generate(self):
         num_launchers = 2
diff --git a/gen/sam/sam_sa9.py b/gen/sam/sam_sa9.py
index ed7883b5..add7358c 100644
--- a/gen/sam/sam_sa9.py
+++ b/gen/sam/sam_sa9.py
@@ -14,7 +14,6 @@ class SA9Generator(AirDefenseGroupGenerator):
     """
 
     name = "SA-9 Group"
-    price = 40
 
     def generate(self):
         self.add_unit(
diff --git a/gen/sam/sam_vulcan.py b/gen/sam/sam_vulcan.py
index 0c869afc..ea0b8834 100644
--- a/gen/sam/sam_vulcan.py
+++ b/gen/sam/sam_vulcan.py
@@ -14,7 +14,6 @@ class VulcanGenerator(AirDefenseGroupGenerator):
     """
 
     name = "Vulcan Group"
-    price = 25
 
     def generate(self):
         num_launchers = 2
diff --git a/gen/sam/sam_zsu23.py b/gen/sam/sam_zsu23.py
index 0e638b62..8f9d0529 100644
--- a/gen/sam/sam_zsu23.py
+++ b/gen/sam/sam_zsu23.py
@@ -14,7 +14,6 @@ class ZSU23Generator(AirDefenseGroupGenerator):
     """
 
     name = "ZSU-23 Group"
-    price = 50
 
     def generate(self):
         num_launchers = 4
diff --git a/gen/sam/sam_zu23.py b/gen/sam/sam_zu23.py
index 58c55ad5..7c73da0f 100644
--- a/gen/sam/sam_zu23.py
+++ b/gen/sam/sam_zu23.py
@@ -14,7 +14,6 @@ class ZU23Generator(AirDefenseGroupGenerator):
     """
 
     name = "ZU-23 Group"
-    price = 54
 
     def generate(self):
         index = 0
diff --git a/gen/sam/sam_zu23_ural.py b/gen/sam/sam_zu23_ural.py
index 47b7ac6a..fe2f38fa 100644
--- a/gen/sam/sam_zu23_ural.py
+++ b/gen/sam/sam_zu23_ural.py
@@ -14,7 +14,6 @@ class ZU23UralGenerator(AirDefenseGroupGenerator):
     """
 
     name = "ZU-23 Ural Group"
-    price = 64
 
     def generate(self):
         num_launchers = 4
diff --git a/gen/sam/sam_zu23_ural_insurgent.py b/gen/sam/sam_zu23_ural_insurgent.py
index 0e277599..aea7c92b 100644
--- a/gen/sam/sam_zu23_ural_insurgent.py
+++ b/gen/sam/sam_zu23_ural_insurgent.py
@@ -14,7 +14,6 @@ class ZU23UralInsurgentGenerator(AirDefenseGroupGenerator):
     """
 
     name = "ZU-23 Ural Insurgent Group"
-    price = 64
 
     def generate(self):
         num_launchers = 4