Made staff of change require/cost threat

code/controllers/configuration/entries/dynamic.dm

@@ -105,6 +105,14 @@
 	config_entry_value = 10
 	min_val = 0
 
+/datum/config_entry/number/dynamic_staff_of_change_requirement
+	config_entry_value = 20
+	min_val = 0
+
+/datum/config_entry/number/dynamic_staff_of_change_cost
+	config_entry_value = 10
+	min_val = 0
+
 /datum/config_entry/number/dynamic_apprentice_cost
 	config_entry_value = 10
 	min_val = 0

code/modules/antagonists/wizard/equipment/spellbook.dm

@@ -286,6 +286,20 @@
 	desc = "An artefact that spits bolts of coruscating energy which cause the target's very form to reshape itself."
 	item_path = /obj/item/gun/magic/staff/change
 
+/datum/spellbook_entry/item/staffchange/IsAvailible()
+	if(istype(SSticker.mode,/datum/game_mode/dynamic))
+		var/datum/game_mode/dynamic/mode = SSticker.mode
+		if(mode.threat < CONFIG_GET(number/dynamic_staff_of_change_requirement))
+			return 0
+
+/datum/spellbook_entry/item/staffchange/Buy(mob/living/carbon/human/user,obj/item/spellbook/book)
+	if(istype(SSticker.mode,/datum/game_mode/dynamic))
+		var/datum/game_mode/dynamic/mode = SSticker.mode
+		var/threat_spent = CONFIG_GET(number/dynamic_staff_of_change_cost)
+		mode.spend_threat(threat_spent)
+		mode.log_threat("Wizard spent [threat_spent] on staff of change.")
+	return ..()
+
 /datum/spellbook_entry/item/staffanimation
 	name = "Staff of Animation"
 	desc = "An arcane staff capable of shooting bolts of eldritch energy which cause inanimate objects to come to life. This magic doesn't affect machines."

config/dynamic_config.txt

@@ -293,6 +293,9 @@ DYNAMIC_SUMMON_MAGIC_COST 10
 DYNAMIC_SUMMON_EVENTS_REQUIREMENT 20
 DYNAMIC_SUMMON_EVENTS_COST 10
 
+DYNAMIC_STAFF_OF_CHANGE_REQUIREMENT 20
+DYNAMIC_STAFF_OF_CHANGE_COST 10
+
 ## As above, but for apprentice. Note that this is just a cost, since apprentices aren't as universally disruptive as above.
 DYNAMIC_APPRENTICE_COST 10