diff --git a/monkestation/code/modules/storytellers/converted_events/_base_event.dm b/monkestation/code/modules/storytellers/converted_events/_base_event.dm
index 595c9d7ad75d..64ae9ee98f68 100644
--- a/monkestation/code/modules/storytellers/converted_events/_base_event.dm
+++ b/monkestation/code/modules/storytellers/converted_events/_base_event.dm
@@ -136,6 +136,9 @@
 	var/antag_datum
 	/// Prompt players for consent to turn them into antags before doing so. Dont allow this for roundstart.
 	var/prompted_picking = FALSE
+	/// A list of extra events to force whenever this one is chosen by the storyteller.
+	/// Can either be normal list or a weighted list.
+	var/list/extra_spawned_events
 
 /datum/round_event_control/antagonist/solo/from_ghosts/get_candidates()
 	var/round_started = SSticker.HasRoundStarted()
@@ -199,6 +202,15 @@
 	var/list/setup_minds = list()
 	/// Whether we prompt the players before picking them.
 	var/prompted_picking = FALSE //TODO: Implement this
+	/// DO NOT SET THIS MANUALLY, THIS IS INHERITED FROM THE EVENT CONTROLLER ON NEW
+	var/list/extra_spawned_events
+
+/datum/round_event/antagonist/solo/New(my_processing, datum/round_event_control/event_controller)
+	. = ..()
+	if(istype(event_controller, /datum/round_event_control/antagonist/solo))
+		var/datum/round_event_control/antagonist/solo/antag_event_controller = event_controller
+		if(antag_event_controller?.extra_spawned_events)
+			extra_spawned_events = fill_with_ones(antag_event_controller.extra_spawned_events)
 
 /datum/round_event/antagonist/solo/setup()
 	var/datum/round_event_control/antagonist/solo/cast_control = control
@@ -267,6 +279,18 @@
 		candidate.mind.restricted_roles = restricted_roles
 
 	setup = TRUE
+	if(LAZYLEN(extra_spawned_events))
+		var/event_type = pick_weight(extra_spawned_events)
+		if(!event_type)
+			return
+		var/datum/round_event_control/triggered_event = locate(event_type) in SSgamemode.control
+		addtimer(CALLBACK(triggered_event, TYPE_PROC_REF(/datum/round_event_control, run_event), FALSE, null, FALSE, "storyteller"), 1 SECONDS) // wait a second to avoid any potential omnitraitor bs
+
+/datum/round_event/antagonist/solo/proc/spawn_extra_events()
+	if(!LAZYLEN(extra_spawned_events))
+		return
+	var/datum/round_event_control/event = pick_weight(extra_spawned_events)
+	event?.run_event(random = FALSE, event_cause = "storyteller")
 
 
 /datum/round_event/antagonist/solo/ghost/setup()
diff --git a/monkestation/code/modules/storytellers/converted_events/solo/brother.dm b/monkestation/code/modules/storytellers/converted_events/solo/brother.dm
index c29c3ee7eac3..a2413bc3e608 100644
--- a/monkestation/code/modules/storytellers/converted_events/solo/brother.dm
+++ b/monkestation/code/modules/storytellers/converted_events/solo/brother.dm
@@ -30,8 +30,7 @@
 		JOB_SECURITY_ASSISTANT,
 	)
 	required_enemies = 1
-	// BBs should be less common/abundant than normal traitors, albeit not overly so.
-	weight = 16
+	weight = 12
 	maximum_antags = 2
 	denominator = 30
 	cost = 0.45 // so it doesn't eat up threat for a relatively low-threat antag
@@ -40,6 +39,11 @@
 	name = "Blood Brothers"
 	roundstart = TRUE
 	earliest_start = 0 SECONDS
+	extra_spawned_events = list(
+		/datum/round_event_control/antagonist/solo/traitor/roundstart = 12,
+		/datum/round_event_control/antagonist/solo/bloodsucker/roundstart = 4,
+		/datum/round_event_control/antagonist/solo/heretic/roundstart = 2,
+	)
 
 /datum/round_event_control/antagonist/solo/brother/midround
 	name = "Sleeper Agents (Blood Brothers)"