Add script for Sliver Overlord

release/Magarena/scripts/Sliver_Overlord.groovy

@@ -0,0 +1,76 @@
+def TARGET_SLIVER_CARD_FROM_LIBRARY = new MagicCardFilterImpl() {
+        public boolean accept(final MagicGame game,final MagicPlayer player,final MagicCard target) {
+            return target.hasSubType(MagicSubType.Sliver);
+        }
+        public boolean acceptType(final MagicTargetType targetType) {
+            return targetType == MagicTargetType.Library;
+        }
+    };
+[
+	new MagicPermanentActivation(
+        new MagicActivationHints(MagicTiming.Removal),
+        "Search"
+    ) {
+
+        @Override
+        public Iterable<MagicEvent> getCostEvent(final MagicPermanent source) {
+            return [
+                new MagicPayManaCostEvent(source, "{3}")
+            ];
+        }
+
+        @Override
+        public MagicEvent getPermanentEvent(final MagicPermanent source, final MagicPayedCost payedCost) {
+           return new MagicEvent(
+                source,
+                this,
+                "PN may search his or her library for a Sliver card, reveal it, put it into his or her hand, and shuffle his or her library."
+            );
+        }
+
+        @Override
+        public void executeEvent(final MagicGame game, final MagicEvent event) {
+            final MagicTargetChoice targetChoice = new MagicTargetChoice(
+                TARGET_SLIVER_CARD_FROM_LIBRARY,
+                "target Sliver");
+			game.addEvent(new MagicSearchIntoHandEvent(
+                event,
+                targetChoice
+            ));
+        }
+    },
+	new MagicPermanentActivation(
+        new MagicActivationHints(MagicTiming.Removal),
+        "Control"
+    ) {
+
+        @Override
+        public Iterable<MagicEvent> getCostEvent(final MagicPermanent source) {
+            return [
+                new MagicPayManaCostEvent(source, "{3}")
+            ];
+        }
+
+        @Override
+        public MagicEvent getPermanentEvent(final MagicPermanent source, final MagicPayedCost payedCost) {
+			return new MagicEvent(
+                source,
+                MagicTargetChoice.Negative("target Sliver creature"),
+                MagicExileTargetPicker.create(),
+                this,
+                "Gain control of target Sliver creature\$."
+            );
+        }
+
+        @Override
+        public void executeEvent(final MagicGame game, final MagicEvent event) {
+            event.processTargetPermanent(game, {
+                final MagicPermanent perm ->
+                game.doAction(new MagicGainControlAction(
+                    event.getPlayer(),
+                    perm
+                ));
+            } as MagicPermanentAction);
+        }
+    }
+]

release/Magarena/scripts/Sliver_Overlord.txt

@@ -0,0 +1,11 @@
+name=Sliver Overlord
+url=http://magiccards.info/pds/en/24.html
+image=http://magiccards.info/scans/en/pds/24.jpg
+value=4.218
+rarity=R
+cost={W}{U}{B}{R}{G}
+type=Legendary,Creature
+subtype=Sliver,Mutant
+timing=main
+pt=7/7
+requires_groovy_code