diff --git a/data/magic-mana-beveled.mse-symbol-font/symbol-font b/data/magic-mana-beveled.mse-symbol-font/symbol-font
index 133bd9b6..e2cd825b 100644
--- a/data/magic-mana-beveled.mse-symbol-font/symbol-font
+++ b/data/magic-mana-beveled.mse-symbol-font/symbol-font
@@ -273,7 +273,7 @@ symbol:
 	image: mana_infinite.png
 symbol:
 	image: mana_circle.png
-	code: [0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text font:
diff --git a/data/magic-mana-future.mse-symbol-font/symbol-font b/data/magic-mana-future.mse-symbol-font/symbol-font
index ee98e874..5517ab7d 100644
--- a/data/magic-mana-future.mse-symbol-font/symbol-font
+++ b/data/magic-mana-future.mse-symbol-font/symbol-font
@@ -187,7 +187,7 @@ symbol:
 symbol:
 	image: mana_circle_w.png
 	enabled: { colorless_color() == "w" }
-	code: .|[0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text font:
@@ -203,7 +203,7 @@ symbol:
 symbol:
 	image: mana_circle_u.png
 	enabled: { colorless_color() == "u" }
-	code: .|[0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text font:
@@ -219,7 +219,7 @@ symbol:
 symbol:
 	image: mana_circle_b.png
 	enabled: { colorless_color() == "b" }
-	code: .|[0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text font:
@@ -235,7 +235,7 @@ symbol:
 symbol:
 	image: mana_circle_r.png
 	enabled: { colorless_color() == "r" }
-	code: .|[0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text font:
@@ -251,7 +251,7 @@ symbol:
 symbol:
 	image: mana_circle_g.png
 	enabled: { colorless_color() == "g" }
-	code: .|[0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text font:
@@ -266,7 +266,7 @@ symbol:
 	text margin bottom: 0.1
 symbol:
 	image: mana_circle.png
-	code: .|[0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text font:
diff --git a/data/magic-mana-large.mse-symbol-font/symbol-font b/data/magic-mana-large.mse-symbol-font/symbol-font
index 080aab84..9fe78936 100644
--- a/data/magic-mana-large.mse-symbol-font/symbol-font
+++ b/data/magic-mana-large.mse-symbol-font/symbol-font
@@ -290,7 +290,7 @@ symbol:
 	text margin right:  .20
 	text margin top:    -.15
 	text margin bottom: -.06
-	code: [0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text font:
diff --git a/data/magic-mana-small-grey.mse-symbol-font/symbol-font b/data/magic-mana-small-grey.mse-symbol-font/symbol-font
index b745ab35..c5c232f7 100644
--- a/data/magic-mana-small-grey.mse-symbol-font/symbol-font
+++ b/data/magic-mana-small-grey.mse-symbol-font/symbol-font
@@ -293,7 +293,7 @@ symbol:
 	image: mana_infinite.png
 symbol:
 	image: mana_circle.png
-	code: [0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text margin left:   .26
diff --git a/data/magic-mana-small.mse-symbol-font/symbol-font b/data/magic-mana-small.mse-symbol-font/symbol-font
index 56e734f8..7452bf17 100644
--- a/data/magic-mana-small.mse-symbol-font/symbol-font
+++ b/data/magic-mana-small.mse-symbol-font/symbol-font
@@ -293,7 +293,7 @@ symbol:
 	image: mana_z.png
 symbol:
 	image: mana_circle.png
-	code: [0-9]+|.
+	code: [0-9]+(?!/2)|.
 	regex: yes
 	draw text: 0
 	text margin left:   .26
diff --git a/data/magic.mse-game/game b/data/magic.mse-game/game
index 0e5c3322..171c1dd1 100644
--- a/data/magic.mse-game/game
+++ b/data/magic.mse-game/game
@@ -489,17 +489,28 @@ init script:
 	############################################################## Statistics utilities
 	
 	# Converted mana cost
-	cmc := to_text + {
-		  1 * number_of_items(in: sort_text(order:"SWUBRG")) # colored mana
-		- 1 * number_of_items(in: sort_text(order:"/"))      # guild mana, W/U -> 2 - 1
-		+ 1 * filter_text(match: "^[0123456789]+(?!/)")      # colorless mana, but not 1/2
-		+ 1 * (length(sort_text(order:"compound(1/2)")) / 3) # compensate for 1/2. Should actually be 1.5 *
+	is_half_mana    := match_rule(match: "1/2|[|][WUBRGS]")
+	is_zero_slash   := match_rule(match: "^0/")
+	is_colored_mana := match_rule(match: "[WUBRG]")
+	only_numbers    := filter_rule(match: "^[0123456789]+")
+	cmc_split := break_rule(match: "(?ix) 1/2 | [|][WUBRG] | ([0-9]+(?!/2)|[WUBRGS])(/[WUBRGS])\{0,4} ")
+	cmc := to_text + { 0 +
+		for each sym in cmc_split() do (
+			numbers := only_numbers(sym)
+			if is_half_mana(sym)       then 0.5
+			else if is_zero_slash(sym) then 1 # 0/C
+			else if numbers != ""      then 1 * numbers
+			else                            1 # all other symbols are 1
+		)
 	}
 
-	colored_mana := to_text + {
-		  number_of_items(in: sort_text(order: "WUBRG"))     # colored mana
-		- number_of_items(in: sort_text(order:"/"))          # guild mana, W/U -> 2 - 1
-		+ 1 * (length(sort_text(order:"compound(1/2)")) / 3) # compensate for 1/2.
+	colored_mana := to_text + { 0 +
+		for each sym in cmc_split() do (
+			numbers := only_numbers(sym)
+			if is_colored_mana(sym) then
+				if is_half_mana(sym) then 0.5 else 1
+			else 0
+		)
 	}
 	primary_card_color := {
 		artifact := chosen(choice:"artifact")
diff --git a/src/data/symbol_font.cpp b/src/data/symbol_font.cpp
index 86252c46..f545ee9f 100644
--- a/src/data/symbol_font.cpp
+++ b/src/data/symbol_font.cpp
@@ -176,7 +176,7 @@ IMPLEMENT_REFLECTION(SymbolInFont) {
 	REFLECT(regex);
 	REFLECT_IF_READING
 		if (regex)
-			code_regex.Compile(code);
+			code_regex.Compile(code, wxRE_ADVANCED);
 	REFLECT(draw_text);
 	REFLECT(text_font);
 	REFLECT(text_alignment);