implement [MH3] Kozilek's Command

Mage/src/main/java/mage/abilities/effects/keyword/ScryTargetEffect.java

@@ -0,0 +1,63 @@
+package mage.abilities.effects.keyword;
+
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.dynamicvalue.common.StaticValue;
+import mage.abilities.effects.OneShotEffect;
+import mage.constants.Outcome;
+import mage.game.Game;
+import mage.players.Player;
+import mage.util.CardUtil;
+
+import java.util.UUID;
+
+/**
+ * @author Susucr
+ */
+public class ScryTargetEffect extends OneShotEffect {
+
+    protected final DynamicValue amount;
+
+    public ScryTargetEffect(int amount) {
+        this(StaticValue.get(amount));
+    }
+
+    public ScryTargetEffect(DynamicValue amount) {
+        super(Outcome.Benefit);
+        this.amount = amount;
+    }
+
+    protected ScryTargetEffect(final ScryTargetEffect effect) {
+        super(effect);
+        this.amount = effect.amount;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        for (UUID playerId : getTargetPointer().getTargets(game, source)) {
+            Player player = game.getPlayer(playerId);
+            if (player != null && player.canRespond()) {
+                int toScry = amount.calculate(game, source, this);
+                player.scry(toScry, source, game);
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public ScryTargetEffect copy() {
+        return new ScryTargetEffect(this);
+    }
+
+    @Override
+    public String getText(Mode mode) {
+        if (staticText != null && !staticText.isEmpty()) {
+            return staticText;
+        }
+        StringBuilder sb = new StringBuilder(getTargetPointer().describeTargets(mode.getTargets(), "that player"));
+        sb.append(" scries ");
+        sb.append(CardUtil.numberToText(amount.toString()));
+        return sb.toString();
+    }
+}