Implemented Estrid, the Masked

Mage/src/main/java/mage/constants/SubType.java

@@ -375,6 +375,7 @@ public enum SubType {
     DOOKU("Dooku", SubTypeSet.PlaneswalkerType, true), // Star Wars
     DOVIN("Dovin", SubTypeSet.PlaneswalkerType),
     ELSPETH("Elspeth", SubTypeSet.PlaneswalkerType),
+    ESTRID("Estrid", SubTypeSet.PlaneswalkerType),
     FREYALISE("Freyalise", SubTypeSet.PlaneswalkerType),
     GARRUK("Garruk", SubTypeSet.PlaneswalkerType),
     GIDEON("Gideon", SubTypeSet.PlaneswalkerType),

Mage/src/main/java/mage/game/permanent/token/MaskToken.java

@@ -0,0 +1,43 @@
+package mage.game.permanent.token;
+
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.abilities.Ability;
+import mage.abilities.effects.common.AttachEffect;
+import mage.abilities.keyword.EnchantAbility;
+import mage.abilities.keyword.TotemArmorAbility;
+import mage.constants.Outcome;
+import mage.target.TargetPermanent;
+
+/**
+ *
+ * @author TheElk801
+ */
+public final class MaskToken extends TokenImpl {
+
+    public MaskToken() {
+        super(
+                "Mask", "white Aura enchantment token named Mask "
+                + "attached to another target permanent. "
+                + "The token has enchant permanent and totem armor."
+        );
+        cardType.add(CardType.ENCHANTMENT);
+        color.setWhite(true);
+        subtype.add(SubType.AURA);
+
+        TargetPermanent auraTarget = new TargetPermanent();
+        Ability ability = new EnchantAbility(auraTarget.getTargetName());
+        ability.addEffect(new AttachEffect(Outcome.BoostCreature));
+        this.addAbility(ability);
+
+        this.addAbility(new TotemArmorAbility());
+    }
+
+    public MaskToken(final MaskToken token) {
+        super(token);
+    }
+
+    public MaskToken copy() {
+        return new MaskToken(this);
+    }
+}