diff --git a/lib/services/cheat_detection/entry.go b/lib/services/cheat_detection/entry.go
index e473a45..542926e 100644
--- a/lib/services/cheat_detection/entry.go
+++ b/lib/services/cheat_detection/entry.go
@@ -8,7 +8,7 @@ import (
 // Logger is declared in database_layer.go
 
 const (
-	CheatCheckVersion = "beta-2.2.0"
+	CheatCheckVersion = "beta-2.2.1"
 	Threshold         = 0.05
 	PlayerThreshold   = 0.02
 )
diff --git a/lib/services/cheat_detection/heuristics.go b/lib/services/cheat_detection/heuristics.go
index 2ae7122..ec8bfb7 100644
--- a/lib/services/cheat_detection/heuristics.go
+++ b/lib/services/cheat_detection/heuristics.go
@@ -231,22 +231,50 @@ var Pantheon2Heuristic = ActivityHeuristic{
 			{MinPlayers: 3, CheatedChance: 0.10},
 		},
 		pantheonVersionInsurrectionPrimeRevolutionary: {
+			{
+				MinPlayers: 1,
+				Range: []DateRange{
+					{Start: pantheonBossPushStratStart, End: time.Date(2999, time.January, 1, 0, 0, 0, 0, time.UTC)},
+				},
+				CheatedChance: 0.25,
+			},
 			{MinPlayers: 4, CheatedChance: 0.15},
 			{MinPlayers: 3, CheatedChance: 0.35},
 		},
 		pantheonVersionMorgethSurpassing: {
+			{
+				MinPlayers: 1,
+				Range: []DateRange{
+					{Start: pantheonBossPushStratStart, End: time.Date(2999, time.January, 1, 0, 0, 0, 0, time.UTC)},
+				},
+				CheatedChance: 0.25,
+			},
 			{MinPlayers: 4, CheatedChance: 0.65},
 		},
 	},
 	CheckpointLowman: map[int][]LowmanData{
 		pantheonVersionMorgethSurpassing: {
+			{
+				MinPlayers: 1,
+				Range: []DateRange{
+					{Start: pantheonBossPushStratStart, End: time.Date(2999, time.January, 1, 0, 0, 0, 0, time.UTC)},
+				},
+				CheatedChance: 0.25,
+			},
 			{MinPlayers: 4, CheatedChance: 0.50},
 		},
 		pantheonVersionCalusResplendent: {
 			{MinPlayers: 2, CheatedChance: 0.15},
 		},
 		pantheonVersionInsurrectionPrimeRevolutionary: {
-			{MinPlayers: 3, CheatedChance: 0.35},
+			{
+				MinPlayers: 1,
+				Range: []DateRange{
+					{Start: pantheonBossPushStratStart, End: time.Date(2999, time.January, 1, 0, 0, 0, 0, time.UTC)},
+				},
+				CheatedChance: 0.25,
+			},
+			{MinPlayers: 2, CheatedChance: 0.15},
 		},
 	},
 }
diff --git a/lib/services/cheat_detection/pantheon_heuristics.go b/lib/services/cheat_detection/pantheon_heuristics.go
index 7b0525f..0560e64 100644
--- a/lib/services/cheat_detection/pantheon_heuristics.go
+++ b/lib/services/cheat_detection/pantheon_heuristics.go
@@ -1,6 +1,13 @@
 package cheat_detection
 
-import "fmt"
+import (
+	"fmt"
+	"time"
+)
+
+// Boss push-off strat (solo Morgeth + IP Rev) discovered by Spite#2562 on 2026-06-15 ~08:33 UTC.
+// Window starts 2h earlier to cover clears immediately after the strat spread.
+var pantheonBossPushStratStart = time.Date(2026, 6, 15, 6, 33, 0, 0, time.UTC)
 
 const (
 	pantheonEmptyFeatSkullHash     = int64(790421403)
diff --git a/tools/cheat-detection/main.go b/tools/cheat-detection/main.go
index 66ee113..e6f3dfa 100644
--- a/tools/cheat-detection/main.go
+++ b/tools/cheat-detection/main.go
@@ -26,7 +26,7 @@ var logger = logging.NewLogger("cheat-detection")
 
 const (
 	numBungieWorkers = 15
-	versionPrefix    = "beta-2.2.0"
+	versionPrefix    = "beta-2.2.1"
 )
 
 // Instances played by level 3+ accounts that have not yet been checked at the current version.