diff --git a/Mage.Sets/src/mage/sets/RavnicaAllegiance.java b/Mage.Sets/src/mage/sets/RavnicaAllegiance.java
new file mode 100644
index 0000000000..dc00ec7197
--- /dev/null
+++ b/Mage.Sets/src/mage/sets/RavnicaAllegiance.java
@@ -0,0 +1,70 @@
+package mage.sets;
+
+import mage.cards.ExpansionSet;
+import mage.cards.repository.CardCriteria;
+import mage.cards.repository.CardInfo;
+import mage.cards.repository.CardRepository;
+import mage.constants.CardType;
+import mage.constants.Rarity;
+import mage.constants.SetType;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public final class RavnicaAllegiance extends ExpansionSet {
+
+    private static final RavnicaAllegiance instance = new RavnicaAllegiance();
+
+    public static RavnicaAllegiance getInstance() {
+        return instance;
+    }
+
+    private RavnicaAllegiance() {
+        super("Ravnica Allegiance", "RNA", ExpansionSet.buildDate(2019, 1, 25), SetType.EXPANSION);
+        this.blockName = "Guilds of Ravnica";
+        this.hasBoosters = true;
+        this.numBoosterSpecial = 1;
+        this.numBoosterLands = 0;
+        this.numBoosterCommon = 10;
+        this.numBoosterUncommon = 3;
+        this.numBoosterRare = 1;
+        this.ratioBoosterMythic = 8;
+        this.maxCardNumberInBooster = 259;
+
+        cards.add(new SetCardInfo("Mortify", 192, Rarity.UNCOMMON, mage.cards.m.Mortify.class));
+    }
+
+    @Override
+    public List<CardInfo> getCardsByRarity(Rarity rarity) {
+        if (rarity == Rarity.COMMON) {
+            List<CardInfo> savedCardsInfos = savedCards.get(rarity);
+            if (savedCardsInfos == null) {
+                CardCriteria criteria = new CardCriteria();
+                criteria.setCodes(this.code).notTypes(CardType.LAND);
+                criteria.rarities(rarity).doubleFaced(false);
+                savedCardsInfos = CardRepository.instance.findCards(criteria);
+                if (maxCardNumberInBooster != Integer.MAX_VALUE) {
+                    savedCardsInfos.removeIf(next -> next.getCardNumberAsInt() > maxCardNumberInBooster);
+                }
+                savedCards.put(rarity, savedCardsInfos);
+            }
+            // Return a copy of the saved cards information, as not to modify the original.
+            return new ArrayList<>(savedCardsInfos);
+        } else {
+            return super.getCardsByRarity(rarity);
+        }
+    }
+
+    @Override
+    public List<CardInfo> getSpecialCommon() {
+        List<CardInfo> specialCards = getCardsByRarity(Rarity.SPECIAL);
+        if (specialCards.isEmpty()) {
+            CardCriteria criteria = new CardCriteria();
+            criteria.rarities(Rarity.COMMON).setCodes(this.code).name("Guildgate");
+            List<CardInfo> specialCardsSave = CardRepository.instance.findCards(criteria);
+            savedCards.put(Rarity.SPECIAL, specialCardsSave);
+            specialCards.addAll(specialCardsSave);
+        }
+        return specialCards;
+    }
+}
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