diff --git a/code/__DEFINES/achievements.dm b/code/__DEFINES/achievements.dm
index 091383196a2..45390b5ff3c 100644
--- a/code/__DEFINES/achievements.dm
+++ b/code/__DEFINES/achievements.dm
@@ -54,6 +54,7 @@
 #define MEDAL_EARTHQUAKE_VICTIM "Earthquake Victim"
 #define MEDAL_DEBT_EXTINGUISHED "Debt Extinguished"
 #define MEDAL_ARCHMAGE "Archmage"
+#define MEDAL_THEORETICAL_LIMITS "All Within Theoretical Limits"
 
 //Skill medal hub IDs
 #define MEDAL_LEGENDARY_MINER "Legendary Miner"
diff --git a/code/datums/achievements/misc_achievements.dm b/code/datums/achievements/misc_achievements.dm
index 354d9a8dc36..1dd047ac244 100644
--- a/code/datums/achievements/misc_achievements.dm
+++ b/code/datums/achievements/misc_achievements.dm
@@ -241,3 +241,9 @@
 	desc = "I've paid my dues, shift after shift... I've done my sentence but commited no griff..."
 	database_id = MEDAL_DEBT_EXTINGUISHED
 	icon = "outdebted"
+
+/datum/award/achievement/misc/theoretical_limits
+	name = "All Within Theoretical Limits"
+	desc = "I never thought I'd see a resonance cascade, let alone prevent one..."
+	database_id = MEDAL_THEORETICAL_LIMITS
+	icon = "theoreticallimits"
diff --git a/code/modules/power/supermatter/supermatter.dm b/code/modules/power/supermatter/supermatter.dm
index 2b6c31231fc..71f2346646c 100644
--- a/code/modules/power/supermatter/supermatter.dm
+++ b/code/modules/power/supermatter/supermatter.dm
@@ -169,6 +169,9 @@ GLOBAL_DATUM(main_supermatter_engine, /obj/machinery/power/supermatter_crystal)
 	/// Only values greater or equal to the current one can change the strat.
 	var/delam_priority = SM_DELAM_PRIO_NONE
 
+	/// Lazy list of the crazy engineers who managed to turn a cascading engine around.
+	var/list/datum/weakref/saviors = null
+
 /obj/machinery/power/supermatter_crystal/Initialize(mapload)
 	. = ..()
 	gas_percentage = list()
@@ -312,6 +315,16 @@ GLOBAL_DATUM(main_supermatter_engine, /obj/machinery/power/supermatter_crystal)
 	processing_sound()
 	handle_high_power()
 	psychological_examination()
+
+	// handle the engineers that saved the engine from cascading, if there were any
+	if(get_status() < SUPERMATTER_EMERGENCY && !isnull(saviors))
+		for(var/datum/weakref/savior_ref as anything in saviors)
+			var/mob/living/savior = savior_ref.resolve()
+			if(!istype(savior)) // didn't live to tell the tale, sadly.
+				continue
+			savior.client?.give_award(/datum/award/achievement/misc/theoretical_limits, savior)
+		LAZYNULL(saviors)
+
 	if(prob(15))
 		supermatter_pull(loc, min(internal_energy/850, 3))//850, 1700, 2550
 	update_appearance()
@@ -515,6 +528,17 @@ GLOBAL_DATUM(main_supermatter_engine, /obj/machinery/power/supermatter_crystal)
 
 		if(healed)
 			final_countdown = FALSE
+
+			if(!istype(delamination_strategy, /datum/sm_delam/cascade))
+				return
+
+			for(var/mob/living/lucky_engi as anything in mobs_in_area_type(list(/area/station/engineering/supermatter)))
+				if(isnull(lucky_engi.client))
+					continue
+				if(isanimal_or_basicmob(lucky_engi))
+					continue
+				LAZYADD(saviors, WEAKREF(lucky_engi))
+
 			return // delam averted
 		sleep(1 SECONDS)
 
diff --git a/icons/ui_icons/achievements/achievements.dmi b/icons/ui_icons/achievements/achievements.dmi
index 0f6b9c933e3..ad34dfd16f0 100644
Binary files a/icons/ui_icons/achievements/achievements.dmi and b/icons/ui_icons/achievements/achievements.dmi differ