diff --git a/Mage.Sets/src/mage/sets/ModernHorizons.java b/Mage.Sets/src/mage/sets/ModernHorizons.java
new file mode 100644
index 00000000000..aa95dc40b28
--- /dev/null
+++ b/Mage.Sets/src/mage/sets/ModernHorizons.java
@@ -0,0 +1,31 @@
+package mage.sets;
+
+import mage.cards.ExpansionSet;
+import mage.constants.SetType;
+
+/**
+ * @author TheElk801
+ */
+public final class ModernHorizons extends ExpansionSet {
+
+    private static final ModernHorizons instance = new ModernHorizons();
+
+    public static ModernHorizons getInstance() {
+        return instance;
+    }
+
+    private ModernHorizons() {
+        // TODO: update the set type closer to release (no point right now, the cards won't be legal for a while)
+        super("Modern Horizons", "MH1", ExpansionSet.buildDate(2019, 6, 14), SetType.SUPPLEMENTAL);
+        this.blockName = "Modern Horizons";
+        this.hasBasicLands = false;
+        this.hasBoosters = true;
+        this.numBoosterLands = 0;
+        this.numBoosterCommon = 11;
+        this.numBoosterUncommon = 3;
+        this.numBoosterRare = 1;
+        this.ratioBoosterMythic = 8;
+
+    }
+
+}
diff --git a/Utils/known-sets.txt b/Utils/known-sets.txt
index dc8d45e3793..7902f2e3159 100644
--- a/Utils/known-sets.txt
+++ b/Utils/known-sets.txt
@@ -137,6 +137,7 @@ Mercadian Masques|MercadianMasques|
 Mirage|Mirage|
 Mirrodin|Mirrodin|
 Mirrodin Besieged|MirrodinBesieged|
+Modern Horizons|ModernHorizons|
 Modern Masters|ModernMasters|
 Modern Masters 2015|ModernMasters2015|
 Modern Masters 2017|ModernMasters2017|
diff --git a/Utils/mtg-cards-data.txt b/Utils/mtg-cards-data.txt
index f3610eb2a23..06b4a904eab 100644
--- a/Utils/mtg-cards-data.txt
+++ b/Utils/mtg-cards-data.txt
@@ -34848,4 +34848,6 @@ Domri, City Smasher|Ravnica Allegiance|269|M|{4}{R}{G}|Legendary Planeswalker -
 Ragefire|Ravnica Allegiance|270|C|{1}{R}|Sorcery|||Ragefire deals 3 damage to target creature.|
 Charging War Boar|Ravnica Allegiance|271|U|{1}{R}{G}|Creature - Boar|3|1|Haste$As long as you control a Domri planeswalker, Charging War Boar gets +1/+1 and has trample.|
 Domri's Nodorog|Ravnica Allegiance|272|R|{3}{R}{G}|Creature - Beast|5|2|Trample$When Domri's Nodorog enters the battlefield, you may search your library and/or graveyard for a card named Domri, City Smasher, reveal it, and put it into your hand. If you search your library this way, shuffle it.|
-The Haunt of Hightower|Ravnica Allegiance|273|M|{4}{B}{B}|Legendary Creature - Vampire|3|3|Flying, lifelink$Whenever The Haunt of Hightower attacks, defending player discards a card.$Whenever a card is put into an opponent's graveyard from anywhere, put a +1/+1 counter on The Haunt of Hightower.|
\ No newline at end of file
+The Haunt of Hightower|Ravnica Allegiance|273|M|{4}{B}{B}|Legendary Creature - Vampire|3|3|Flying, lifelink$Whenever The Haunt of Hightower attacks, defending player discards a card.$Whenever a card is put into an opponent's graveyard from anywhere, put a +1/+1 counter on The Haunt of Hightower.|
+Serra the Benevolent|Modern Horizons|26|M|{2}{W}{W}|Legendary Planeswalker - Serra|4|+2: Creatures you control with flying get +1/+1 until end of turn.$-3: Create a 4/4 white Angel creature token with flying and vigilance.$-6: You get an emblem with "If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead."|
+Cabal Therapist|Modern Horizons|80|R|{B}|Creature - Horror|1|1|Menace$At the beginning of your precombat main phase, you may sacrifice a creature. When you do, choose a nonland card name, then target player reveals their hand and discards all cards with that name.|
\ No newline at end of file
diff --git a/Utils/mtg-sets-data.txt b/Utils/mtg-sets-data.txt
index 60d08073cfb..0262f264746 100644
--- a/Utils/mtg-sets-data.txt
+++ b/Utils/mtg-sets-data.txt
@@ -139,6 +139,7 @@ Masters Edition|MED|
 Game Day|MGDC|
 Mirage|MIR|
 Launch Party|MLP|
+Modern Horizons|MH1|
 Modern Masters 2015|MM2|
 Modern Masters 2017|MM3|
 Modern Masters|MMA|