even in death i serve the omnissiah (#18479)

code/modules/admin/verbs/debug.dm

@@ -517,3 +517,25 @@
 
 	// Clear the user's cache so they get resent.
 	usr.client.sent_assets = list()
+
+/**
+ * Used to generate lag and load the MC to test how things work under live server stress
+ */
+/client/proc/cmd_generate_lag()
+	set name = "Generate Lag"
+	set category = "Debug"
+	set desc = "Generate lag, to be used for LOCAL TESTS ONLY"
+
+	var/mollyguard = tgui_alert(src, "This is to be used only on local instances, DO NOT USE IT ON LIVE, YOU CANNOT UNDO THIS, do you understand?", "Molly Guard", list("No", "Yes"))
+
+	if(mollyguard != "Yes")
+		return
+
+	var/tick_offenses = tgui_input_number(src, "Tick usage offset from 100?", "Tick Offset", 0, min_value = -100, round_value=TRUE)
+	var/jitter = tgui_input_number(src, "What jitter should be applied?", "Jitter", 0, min_value = 0, round_value=TRUE)
+
+	while(TRUE)
+		var/jitter_this_run = rand(0, jitter)
+		for(var/atom/an_atom in world)
+			if(world.tick_usage > (100+(tick_offenses+jitter_this_run)))
+				stoplag()