Added "rules" to pseudo keywords, to serve as a guideline for use.

Added support to cost param for mixed costs, such as "Kicker-R, Sacrifice a Merfolk."

data/magic.mse-game/game

@@ -255,17 +255,22 @@ init script:
 	# replaces — correctly
 	add := "" # default is nothing
 	for_mana_costs := format_cost := {
-		if input.separator_before == "—" then
-			"<param-cost>{input.param}</param-cost>"
-		else
+		if input.separator_before == "—" then (
+			if not contains(input.param, match:",") then
+				"<param-cost>{input.param}</param-cost>"
+			else
+				"{add}<param-cost>{input.param}</param-cost>"
+		) else
 			"{add}<param-mana>{input.param}</param-mana>"
 	}
 	alternative_cost := replace_rule(match:"^[A-Z]", replace: { to_lower() })
+	combined_cost := replace_rule(match:", [A-Z]", replace: { to_lower() })+
+		replace_rule(match:",", replace:", and")
 	format_alt_cost := {
-		if input.separator_before == "—" then
+		if input.separator_before == "—" and not contains(input.param, match:",") then
 			alternative_cost(input.param)
 		else
-			input.param
+			combined_cost(input.param)
 	}
 	long_dash := replace_rule(match:"-", replace:"—")
 	# Utilities for keywords
@@ -1431,6 +1436,8 @@ keyword parameter type:
 keyword parameter type:
 	name: action
 	match: [^(\n]+
+	separator after is: [.]
+	reminder script: alternative_cost()
 keyword parameter type:
 	name: name
 	match: [^(.,\n—-]+
@@ -1572,6 +1579,7 @@ keyword:
 	keyword: Threshold
 	match: Threshold
 	mode: pseudo
+	rules: Threshold — [effect] as long as seven or more cards are in your graveyard.
 keyword:
 	keyword: Madness
 	match: Madness <atom-param>cost</atom-param>
@@ -1655,6 +1663,7 @@ keyword:
 	keyword: Gotcha
 	match: Gotcha
 	mode: pseudo
+	rules: Gotcha — Whenever an opponent [does something], you may say "Gotcha!". If you do, return [something] from your graveyard to your hand.
 keyword:
 	keyword: Splice
 	match: Splice onto <atom-param>name</atom-param> <atom-param>cost</atom-param>
@@ -1704,10 +1713,12 @@ keyword:
 	keyword: Channel
 	match: Channel
 	mode: pseudo
+	rules: Channel — [cost], Discard ~: [effect].
 keyword:
 	keyword: Sweep
 	match: Sweep
 	mode: pseudo
+	rules: Sweep — Return any number of [basic land type] you control to their owner's hand. [effect based on number of lands returned].
 keyword:
 	keyword: Convoke
 	match: Convoke
@@ -1727,6 +1738,7 @@ keyword:
 	keyword: Radiance
 	match: Radiance
 	mode: pseudo
+	rules: Radiance — [effect to target permanent or spell and all cards of same card type that share a color with it]
 keyword:
 	keyword: Haunt
 	match: Haunt
@@ -1756,6 +1768,7 @@ keyword:
 	keyword: Hellbent
 	match: Hellbent
 	mode: pseudo
+	rules: Hellbent — [effect] if you have no cards in hand.
 keyword:
 	keyword: Recover
 	match: Recover <atom-param>cost</atom-param>
@@ -1790,6 +1803,7 @@ keyword:
 	keyword: Grandeur
 	match: Grandeur
 	mode: pseudo
+	rules: Grandeur — Discard another card named ~: [effect].
 keyword:
 	keyword: Deathtouch
 	match: Deathtouch

data/vanguard.mse-game/game

@@ -70,17 +70,22 @@ init script:
 	# replaces — correctly
 	add := "" # default is nothing
 	for_mana_costs := format_cost := {
-		if input.separator_before == "—" then
-			"<param-cost>{input.param}</param-cost>"
-		else
+		if input.separator_before == "—" then (
+			if not contains(input.param, match:",") then
+				"<param-cost>{input.param}</param-cost>"
+			else
+				"{add}<param-cost>{input.param}</param-cost>"
+		) else
 			"{add}<param-mana>{input.param}</param-mana>"
 	}
 	alternative_cost := replace_rule(match:"^[A-Z]", replace: { to_lower() })
+	combined_cost := replace_rule(match:", [A-Z]", replace: { to_lower() })+
+		replace_rule(match:",", replace:", and")
 	format_alt_cost := {
-		if input.separator_before == "—" then
+		if input.separator_before == "—" and not contains(input.param, match:",") then
 			alternative_cost(input.param)
 		else
-			input.param
+			combined_cost(input.param)
 	}
 	long_dash := replace_rule(match:"-", replace:"—")
 	# Utilities for keywords
@@ -465,6 +470,8 @@ keyword parameter type:
 keyword parameter type:
 	name: action
 	match: [^(\n]+
+	separator after is: [.]
+	reminder script: alternative_cost()
 keyword parameter type:
 	name: name
 	match: [^(.,\n—-]+