diff --git a/Mage.Sets/src/mage/sets/urzaslegacy/HiddenGibbons.java b/Mage.Sets/src/mage/sets/urzaslegacy/HiddenGibbons.java
new file mode 100644
index 0000000000..a2c33c01ae
--- /dev/null
+++ b/Mage.Sets/src/mage/sets/urzaslegacy/HiddenGibbons.java
@@ -0,0 +1,89 @@
+/*
+ *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without modification, are
+ *  permitted provided that the following conditions are met:
+ *
+ *     1. Redistributions of source code must retain the above copyright notice, this list of
+ *        conditions and the following disclaimer.
+ *
+ *     2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *        of conditions and the following disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  The views and conclusions contained in the software and documentation are those of the
+ *  authors and should not be interpreted as representing official policies, either expressed
+ *  or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.sets.urzaslegacy;
+
+import java.util.UUID;
+import mage.MageInt;
+import mage.abilities.TriggeredAbility;
+import mage.abilities.common.SpellCastOpponentTriggeredAbility;
+import mage.abilities.condition.common.SourceMatchesFilterCondition;
+import mage.abilities.decorator.ConditionalTriggeredAbility;
+import mage.abilities.effects.common.continuous.BecomesCreatureSourceEffect;
+import mage.cards.CardImpl;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.Rarity;
+import mage.filter.FilterSpell;
+import mage.filter.common.FilterEnchantmentPermanent;
+import mage.filter.predicate.mageobject.CardTypePredicate;
+import mage.game.permanent.token.Token;
+
+/**
+ *
+ * @author LoneFox
+
+ */
+public class HiddenGibbons extends CardImpl {
+
+    private static final FilterSpell filter = new FilterSpell("instant spell");
+
+    static {
+        filter.add(new CardTypePredicate(CardType.INSTANT));
+    }
+
+    public HiddenGibbons(UUID ownerId) {
+        super(ownerId, 104, "Hidden Gibbons", Rarity.RARE, new CardType[]{CardType.ENCHANTMENT}, "{G}");
+        this.expansionSetCode = "ULG";
+
+        // When an opponent casts an instant spell, if Hidden Gibbons is an enchantment, Hidden Gibbons becomes a 4/4 Ape creature.
+        TriggeredAbility ability = new SpellCastOpponentTriggeredAbility(new BecomesCreatureSourceEffect(new HiddenGibbonsApe(), "", Duration.WhileOnBattlefield, true),
+            filter, false);
+        this.addAbility(new ConditionalTriggeredAbility(ability, new SourceMatchesFilterCondition(new FilterEnchantmentPermanent()),
+            "When an opponent casts an instant spell, if {this} is an enchantment, {this} becomes a 4/4 Ape creature."));
+    }
+
+    public HiddenGibbons(final HiddenGibbons card) {
+        super(card);
+    }
+
+    @Override
+    public HiddenGibbons copy() {
+        return new HiddenGibbons(this);
+    }
+}
+
+class HiddenGibbonsApe extends Token {
+
+    public HiddenGibbonsApe() {
+        super("Ape", "a 4/4 Ape creature");
+        cardType.add(CardType.CREATURE);
+        subtype.add("Ape");
+        power = new MageInt(4);
+        toughness = new MageInt(4);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/urzassaga/HiddenAncients.java b/Mage.Sets/src/mage/sets/urzassaga/HiddenAncients.java
new file mode 100644
index 0000000000..14a081bac1
--- /dev/null
+++ b/Mage.Sets/src/mage/sets/urzassaga/HiddenAncients.java
@@ -0,0 +1,89 @@
+/*
+ *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without modification, are
+ *  permitted provided that the following conditions are met:
+ *
+ *     1. Redistributions of source code must retain the above copyright notice, this list of
+ *        conditions and the following disclaimer.
+ *
+ *     2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *        of conditions and the following disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  The views and conclusions contained in the software and documentation are those of the
+ *  authors and should not be interpreted as representing official policies, either expressed
+ *  or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.sets.urzassaga;
+
+import java.util.UUID;
+import mage.MageInt;
+import mage.abilities.TriggeredAbility;
+import mage.abilities.common.SpellCastOpponentTriggeredAbility;
+import mage.abilities.condition.common.SourceMatchesFilterCondition;
+import mage.abilities.decorator.ConditionalTriggeredAbility;
+import mage.abilities.effects.common.continuous.BecomesCreatureSourceEffect;
+import mage.cards.CardImpl;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.Rarity;
+import mage.filter.FilterSpell;
+import mage.filter.common.FilterEnchantmentPermanent;
+import mage.filter.predicate.mageobject.CardTypePredicate;
+import mage.game.permanent.token.Token;
+
+/**
+ *
+ * @author LoneFox
+
+ */
+public class HiddenAncients extends CardImpl {
+
+    private static final FilterSpell filter = new FilterSpell("enchantment spell");
+
+    static {
+        filter.add(new CardTypePredicate(CardType.ENCHANTMENT));
+    }
+
+    public HiddenAncients(UUID ownerId) {
+        super(ownerId, 260, "Hidden Ancients", Rarity.UNCOMMON, new CardType[]{CardType.ENCHANTMENT}, "{1}{G}");
+        this.expansionSetCode = "USG";
+
+        // When an opponent casts an enchantment spell, if Hidden Ancients is an enchantment, Hidden Ancients becomes a 5/5 Treefolk creature.
+        TriggeredAbility ability = new SpellCastOpponentTriggeredAbility(new BecomesCreatureSourceEffect(new HiddenAncientsTreefolk(), "", Duration.WhileOnBattlefield, true),
+            filter, false);
+        this.addAbility(new ConditionalTriggeredAbility(ability, new SourceMatchesFilterCondition(new FilterEnchantmentPermanent()),
+            "When an opponent casts an enchantment spell, if {this} is an enchantment, {this} becomes a 5/5 Treefolk creature."));
+    }
+
+    public HiddenAncients(final HiddenAncients card) {
+        super(card);
+    }
+
+    @Override
+    public HiddenAncients copy() {
+        return new HiddenAncients(this);
+    }
+}
+
+class HiddenAncientsTreefolk extends Token {
+
+    public HiddenAncientsTreefolk() {
+        super("Treefolk", "a 5/5 Treefolk creature");
+        cardType.add(CardType.CREATURE);
+        subtype.add("Treefolk");
+        power = new MageInt(5);
+        toughness = new MageInt(5);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/urzassaga/HiddenGuerrillas.java b/Mage.Sets/src/mage/sets/urzassaga/HiddenGuerrillas.java
new file mode 100644
index 0000000000..b17c0756bd
--- /dev/null
+++ b/Mage.Sets/src/mage/sets/urzassaga/HiddenGuerrillas.java
@@ -0,0 +1,85 @@
+/*
+ *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without modification, are
+ *  permitted provided that the following conditions are met:
+ *
+ *     1. Redistributions of source code must retain the above copyright notice, this list of
+ *        conditions and the following disclaimer.
+ *
+ *     2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *        of conditions and the following disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  The views and conclusions contained in the software and documentation are those of the
+ *  authors and should not be interpreted as representing official policies, either expressed
+ *  or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.sets.urzassaga;
+
+import java.util.UUID;
+import mage.MageInt;
+import mage.abilities.TriggeredAbility;
+import mage.abilities.common.SpellCastOpponentTriggeredAbility;
+import mage.abilities.condition.common.SourceMatchesFilterCondition;
+import mage.abilities.decorator.ConditionalTriggeredAbility;
+import mage.abilities.effects.common.continuous.BecomesCreatureSourceEffect;
+import mage.abilities.keyword.TrampleAbility;
+import mage.cards.CardImpl;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.Rarity;
+import mage.filter.common.FilterArtifactSpell;
+import mage.filter.common.FilterEnchantmentPermanent;
+import mage.filter.predicate.mageobject.CardTypePredicate;
+import mage.game.permanent.token.Token;
+
+/**
+ *
+ * @author LoneFox
+
+ */
+public class HiddenGuerrillas extends CardImpl {
+
+    public HiddenGuerrillas(UUID ownerId) {
+        super(ownerId, 261, "Hidden Guerrillas", Rarity.UNCOMMON, new CardType[]{CardType.ENCHANTMENT}, "{G}");
+        this.expansionSetCode = "USG";
+
+        // When an opponent casts an artifact spell, if Hidden Guerrillas is an enchantment, Hidden Guerrillas becomes a 5/3 Soldier creature with trample.
+        TriggeredAbility ability = new SpellCastOpponentTriggeredAbility(new BecomesCreatureSourceEffect(new HiddenGuerrillasSoldier(), "", Duration.WhileOnBattlefield, true),
+            new FilterArtifactSpell(), false);
+        this.addAbility(new ConditionalTriggeredAbility(ability, new SourceMatchesFilterCondition(new FilterEnchantmentPermanent()),
+            "When an opponent casts an artifact spell, if {this} is an enchantment, {this} becomes a 5/3 Soldier creature with trample."));
+     }
+
+    public HiddenGuerrillas(final HiddenGuerrillas card) {
+        super(card);
+    }
+
+    @Override
+    public HiddenGuerrillas copy() {
+        return new HiddenGuerrillas(this);
+    }
+}
+
+class HiddenGuerrillasSoldier extends Token {
+
+    public HiddenGuerrillasSoldier() {
+        super("Soldier", "a 5/3 Soldier creature with trample");
+        cardType.add(CardType.CREATURE);
+        subtype.add("Soldier");
+        power = new MageInt(5);
+        toughness = new MageInt(3);
+        this.addAbility(TrampleAbility.getInstance());
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/urzassaga/HiddenSpider.java b/Mage.Sets/src/mage/sets/urzassaga/HiddenSpider.java
new file mode 100644
index 0000000000..06338dcf64
--- /dev/null
+++ b/Mage.Sets/src/mage/sets/urzassaga/HiddenSpider.java
@@ -0,0 +1,92 @@
+/*
+ *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without modification, are
+ *  permitted provided that the following conditions are met:
+ *
+ *     1. Redistributions of source code must retain the above copyright notice, this list of
+ *        conditions and the following disclaimer.
+ *
+ *     2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *        of conditions and the following disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  The views and conclusions contained in the software and documentation are those of the
+ *  authors and should not be interpreted as representing official policies, either expressed
+ *  or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.sets.urzassaga;
+
+import java.util.UUID;
+import mage.MageInt;
+import mage.abilities.TriggeredAbility;
+import mage.abilities.common.SpellCastOpponentTriggeredAbility;
+import mage.abilities.condition.common.SourceMatchesFilterCondition;
+import mage.abilities.decorator.ConditionalTriggeredAbility;
+import mage.abilities.effects.common.continuous.BecomesCreatureSourceEffect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.abilities.keyword.ReachAbility;
+import mage.cards.CardImpl;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.Rarity;
+import mage.filter.common.FilterCreatureSpell;
+import mage.filter.common.FilterEnchantmentPermanent;
+import mage.filter.predicate.mageobject.AbilityPredicate;
+import mage.game.permanent.token.Token;
+
+/**
+ *
+ * @author LoneFox
+
+ */
+public class HiddenSpider extends CardImpl {
+
+    private static final FilterCreatureSpell filter = new FilterCreatureSpell("creature spell with flying");
+
+    static {
+        filter.add(new AbilityPredicate(FlyingAbility.class));
+    }
+
+    public HiddenSpider(UUID ownerId) {
+        super(ownerId, 264, "Hidden Spider", Rarity.COMMON, new CardType[]{CardType.ENCHANTMENT}, "{G}");
+        this.expansionSetCode = "USG";
+
+        // When an opponent casts a creature spell with flying, if Hidden Spider is an enchantment, Hidden Spider becomes a 3/5 Spider creature with reach.
+        TriggeredAbility ability = new SpellCastOpponentTriggeredAbility(new BecomesCreatureSourceEffect(new HiddenSpiderToken(), "", Duration.WhileOnBattlefield, true),
+            filter, false);
+        this.addAbility(new ConditionalTriggeredAbility(ability, new SourceMatchesFilterCondition(new FilterEnchantmentPermanent()),
+            "When an opponent casts a creature spell with flying, if {this} is an enchantment, {this} becomes a 3/5 Spider creature with reach."));
+    }
+
+    public HiddenSpider(final HiddenSpider card) {
+        super(card);
+    }
+
+    @Override
+    public HiddenSpider copy() {
+        return new HiddenSpider(this);
+    }
+}
+
+class HiddenSpiderToken extends Token {
+
+    public HiddenSpiderToken() {
+        super("Spider", "a 3/5 Spider creature with reach");
+        cardType.add(CardType.CREATURE);
+        subtype.add("Spider");
+        power = new MageInt(3);
+        toughness = new MageInt(5);
+        this.addAbility(ReachAbility.getInstance());
+    }
+}