Add script for Magma Sliver

release/Magarena/scripts/Magma_Sliver.groovy

@@ -0,0 +1,51 @@
+
+def MagmaPump = new MagicPermanentActivation(
+        new MagicActivationHints(MagicTiming.Pump),
+        "Magma"
+    ) {
+        @Override
+        public Iterable<MagicEvent> getCostEvent(final MagicPermanent source) {
+            return [
+                new MagicTapEvent(source)
+            ];
+        }
+        @Override
+        public MagicEvent getPermanentEvent(final MagicPermanent source,final MagicPayedCost payedCost) {
+            final MagicTargetFilter<MagicPermanent> targetFilter = new MagicOtherPermanentTargetFilter(
+                MagicTargetFilter.TARGET_SLIVER, source);
+            final MagicTargetChoice targetChoice = new MagicTargetChoice(
+                targetFilter, true, MagicTargetHint.Positive,
+                "target Sliver");
+			return new MagicEvent(
+                source,
+                targetChoice,
+                MagicPumpTargetPicker.create(),
+                this,
+                "Target Sliver creature gets +X/+0 until end of turn, " +
+				"where X is the number of Slivers on the battlefield\$."
+            );
+        }
+        @Override
+        public void executeEvent(final MagicGame game, final MagicEvent event) {
+			event.processTargetPermanent(game,new MagicPermanentAction() {
+                public void doAction(final MagicPermanent creature) {
+					final int amount =
+						creature.getController().getNrOfPermanents(MagicSubType.Sliver) +
+						creature.getController().getOpponent().getNrOfPermanents(MagicSubType.Sliver);
+                    game.doAction(new MagicChangeTurnPTAction(creature,amount,0));
+                }
+            });
+        }
+    };
+
+[
+    new MagicStatic(
+        MagicLayer.Ability,
+        MagicTargetFilter.TARGET_SLIVER
+    ) {
+        @Override
+        public void modAbilityFlags(final MagicPermanent source,final MagicPermanent permanent,final Set<MagicAbility> flags) {
+            permanent.addAbility(MagmaPump);
+        }
+    }
+]

release/Magarena/scripts/Magma_Sliver.txt

@@ -0,0 +1,12 @@
+name=Magma Sliver
+url=http://magiccards.info/le/en/107.html
+image=http://magiccards.info/scans/en/le/107.jpg
+value=4.442 
+rarity=R
+type=Creature
+subtype=Sliver
+cost={3}{R}
+pt=3/3
+timing=main
+static=all
+requires_groovy_code