Added the hard quest opponent Predator 3.

.gitattributes

@@ -17891,6 +17891,7 @@ forge-gui/res/quest/duels/Pinky[!!-~]and[!!-~]the[!!-~]Brain[!!-~]2.dck -text
 forge-gui/res/quest/duels/Piper[!!-~]2.dck -text
 forge-gui/res/quest/duels/Pointy[!!-~]Haired[!!-~]Boss[!!-~]3.dck -text
 forge-gui/res/quest/duels/Preacher[!!-~]3.dck -text
+forge-gui/res/quest/duels/Predator[!!-~]3.dck -text
 forge-gui/res/quest/duels/Prince[!!-~]Valiant[!!-~]3.dck -text
 forge-gui/res/quest/duels/Princess[!!-~]Selenia[!!-~]1.dck -text
 forge-gui/res/quest/duels/Professor[!!-~]X[!!-~]2.dck -text

forge-gui/res/quest/duels/Predator 3.dck

@@ -0,0 +1,33 @@
+[duel]
+[metadata]
+Name=Predator 3
+Title=Predator
+Difficulty=hard
+Description=BRG Sliver deck
+Icon=Predator.jpg
+Deck Type=constructed
+[main]
+4 Cavern of Souls
+3 Karplusan Forest
+3 Llanowar Wastes
+3 Savage Lands
+4 Sliver Hive
+3 Sulfurous Springs
+1 Tendo Ice Bridge
+1 Firewake Sliver
+4 Frenzy Sliver
+1 Ghostflame Sliver
+4 Leeching Sliver
+3 Manaweft Sliver
+1 Predatory Sliver
+1 Skeletal Changeling
+4 Spined Sliver
+1 Spinneret Sliver
+4 Striking Sliver
+4 Syphon Sliver
+1 Thorncaster Sliver
+4 Two-Headed Sliver
+1 Vampiric Sliver
+1 Venom Sliver
+4 Virulent Sliver
+[sideboard]