diff --git a/.gitattributes b/.gitattributes
index 36cc1cc3dd1..c0477271b30 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -2306,6 +2306,7 @@ res/cardsfolder/grassland_crusader.txt -text svneol=native#text/plain
 res/cardsfolder/grasslands.txt -text svneol=native#text/plain
 res/cardsfolder/gratuitous_violence.txt svneol=native#text/plain
 res/cardsfolder/grave_defiler.txt -text svneol=native#text/plain
+res/cardsfolder/grave_pact.txt -text svneol=native#text/plain
 res/cardsfolder/grave_robbers.txt -text svneol=native#text/plain
 res/cardsfolder/grave_shell_scarab.txt -text svneol=native#text/plain
 res/cardsfolder/grave_titan.txt -text svneol=native#text/plain
@@ -4028,6 +4029,7 @@ res/cardsfolder/predator_dragon.txt -text svneol=native#text/plain
 res/cardsfolder/predator_flagship.txt -text svneol=native#text/plain
 res/cardsfolder/predators_strike.txt -text svneol=native#text/plain
 res/cardsfolder/predatory_advantage.txt -text svneol=native#text/plain
+res/cardsfolder/predatory_nightstalker.txt -text svneol=native#text/plain
 res/cardsfolder/preeminent_captain.txt -text svneol=native#text/plain
 res/cardsfolder/preemptive_strike.txt -text svneol=native#text/plain
 res/cardsfolder/preordain.txt -text svneol=native#text/plain
@@ -6661,6 +6663,7 @@ res/quest/themes/Naya[!!-~]WRG.thm -text
 res/quest/themes/Oath[!!-~]of[!!-~]Druids[!!-~]WG.thm -text
 res/quest/themes/Rats[!!-~]B.thm -text
 res/quest/themes/Reanimator[!!-~]B.thm -text
+res/quest/themes/Sacrifice[!!-~]uBr.thm -text
 res/quest/themes/Snakes[!!-~]G.thm -text
 res/quest/themes/Snow[!!-~]UBRG.thm -text
 res/quest/themes/Soldiers[!!-~]W.thm -text
diff --git a/res/cardsfolder/grave_pact.txt b/res/cardsfolder/grave_pact.txt
new file mode 100644
index 00000000000..a045a2fe654
--- /dev/null
+++ b/res/cardsfolder/grave_pact.txt
@@ -0,0 +1,9 @@
+Name:Grave Pact
+ManaCost:1 B B B
+Types:Creature Enchantment
+Text:no text
+T:Mode$ ChangesZone | Origin$ Battlefield | Destination$ Graveyard | ValidCard$ Creature.YouCtrl | TriggerZones$ Battlefield | Execute$ TrigSac | TriggerDescription$ Whenever a creature you control is put into a graveyard from the battlefield, each other player sacrifices a creature.
+SVar:TrigSac:AB$Sacrifice | Cost$ 0 | Defined$ Opponent | SacValid$ Creature
+SVar:Rarity:Rare
+SVar:Picture:http://www.wizards.com/global/images/magic/general/grave_pact.jpg
+End
\ No newline at end of file
diff --git a/res/cardsfolder/predatory_nightstalker.txt b/res/cardsfolder/predatory_nightstalker.txt
new file mode 100644
index 00000000000..3ab7929208c
--- /dev/null
+++ b/res/cardsfolder/predatory_nightstalker.txt
@@ -0,0 +1,10 @@
+Name:Predatory Nightstalker
+ManaCost:3 B B
+Types:Creature Nightstalker
+Text:no text
+PT:3/2
+T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Creature.Self | TriggerZones$ Battlefield | Execute$ TrigChange | Optional$ True | TriggerDescription$ When CARDNAME enters the battlefield, you may have target opponent sacrifice a creature.
+SVar:TrigSac:AB$Sacrifice | Cost$ 0 | ValidTgts$ Opponent | SacValid$ Creature
+SVar:Rarity:Uncommon
+SVar:Picture:http://www.wizards.com/global/images/magic/general/predatory_nightstalker.jpg
+End
\ No newline at end of file
diff --git a/res/quest/themes/Sacrifice uBr.thm b/res/quest/themes/Sacrifice uBr.thm
new file mode 100644
index 00000000000..9ab8c3b45d9
--- /dev/null
+++ b/res/quest/themes/Sacrifice uBr.thm	
@@ -0,0 +1,46 @@
+BasicLandPercentage=14
+
+[Group MaxCnt=4 Percentage=22]
+Underground Sea
+Badlands
+Crumbling Necropolis
+Bloodstained Mire
+Polluted Delta
+[/Group]
+
+[Group MaxCnt=4 Percentage=11]
+Mortician Beetle
+Mortician Beetle
+Mortician Beetle
+Thraximundar
+[/Group]
+
+[Group MaxCnt=4 Percentage=25]
+Chainer's Edict
+Cruel Edict
+Diabolic Edict
+Gatekeeper of Malakir
+Hellspark Elemental
+Spark Elemental
+[/Group]
+
+[Group MaxCnt=1 Percentage=11]
+Arc Runner
+Ball Lightning
+Hell's Thunder
+[/Group]
+
+[Group MaxCnt=4 Percentage=15]
+Blistering Firecat
+Grave Pact
+Predatory Nightstalker
+Slave of Bolas
+[/Group]
+
+[Group MaxCnt=1 Percentage=2]
+Cruel Ultimatum
+Eldrazi Conscription
+Ulamog's Crusher
+[/Group]
+
+End
\ No newline at end of file