diff --git a/Mage.Client/src/main/java/mage/client/components/BracketLegalityLabel.java b/Mage.Client/src/main/java/mage/client/components/BracketLegalityLabel.java
new file mode 100644
index 00000000000..3f5676b66d7
--- /dev/null
+++ b/Mage.Client/src/main/java/mage/client/components/BracketLegalityLabel.java
@@ -0,0 +1,256 @@
+package mage.client.components;
+
+import mage.MageObject;
+import mage.cards.decks.Deck;
+import mage.client.util.GUISizeHelper;
+
+import java.awt.*;
+import java.util.List;
+import java.util.*;
+import java.util.stream.Stream;
+
+/**
+ * Inject bracket level inside validation panel
+ * See more details at <a href="https://mtg.wiki/page/Commander_Brackets">wiki</a>
+ * <p>
+ * Support:
+ * - [x] game changers
+ * - [ ] infinite combos
+ * - [ ] mass land destruction
+ * - [ ] extra turns
+ * - [ ] tutors
+ *
+ * @author JayDi85
+ */
+public class BracketLegalityLabel extends LegalityLabel {
+
+    private static final String GROUP_GAME_CHANGES = "Game Changers";
+    private static final String GROUP_INFINITE_COMBOS = "Infinite Combos (unsupported)";
+    private static final String GROUP_MASS_LAND_DESTRUCTION = "Mass Land Destruction (unsupported)";
+    private static final String GROUP_EXTRA_TURN = "Extra Turns (unsupported)";
+    private static final String GROUP_TUTORS = "Tutors (unsupported)";
+
+    private final BracketLevel level;
+
+    private final List<String> foundGameChangers = new ArrayList<>();
+    private final List<String> foundInfiniteCombos = new ArrayList<>();
+    private final List<String> foundMassLandDestruction = new ArrayList<>();
+    private final List<String> foundExtraTurn = new ArrayList<>();
+    private final List<String> foundTutors = new ArrayList<>();
+
+    private final List<String> badCards = new ArrayList<>();
+    private final List<String> fullGameChanges = new ArrayList<>();
+
+    public enum BracketLevel {
+        BRACKET_1("Bracket 1"),
+        BRACKET_2_3("Bracket 2-3"),
+        BRACKET_4_5("Bracket 4-5");
+
+        private final String name;
+
+        BracketLevel(String name) {
+            this.name = name;
+        }
+
+        @Override
+        public String toString() {
+            return this.name;
+        }
+    }
+
+    public BracketLegalityLabel(BracketLevel level) {
+        super(level.toString(), null);
+        this.level = level;
+        setPreferredSize(DIM_PREFERRED);
+    }
+
+    @Override
+    public List<String> selectCards() {
+        return new ArrayList<>(this.badCards);
+    }
+
+    private void validateBracketLevel() {
+        this.badCards.clear();
+        switch (this.level) {
+            case BRACKET_1:
+                // No cards from the Game Changer list.
+                // No intentional two-card infinite combos.
+                // No mass land destruction.
+                // No extra turn cards.
+                // Tutors should be sparse.
+                this.badCards.addAll(this.foundGameChangers);
+                this.badCards.addAll(this.foundInfiniteCombos);
+                this.badCards.addAll(this.foundMassLandDestruction);
+                this.badCards.addAll(this.foundExtraTurn);
+                if (this.foundTutors.size() > 3) {
+                    this.badCards.addAll(this.foundTutors);
+                }
+                break;
+            case BRACKET_2_3:
+                // 2
+                // No cards from the Game Changer list.
+                // No intentional two-card infinite combos.
+                // No mass land destruction.
+                // Extra turn cards should only appear in low quantities and should not be chained in succession or looped.
+                // Tutors should be sparse.
+                // 3
+                // Up to three (3) cards from the Game Changer list.
+                // No intentional early game two-card infinite combos.
+                // No mass land destruction.
+                // Extra turn cards should only appear in low quantities and should not be chained in succession or looped.
+                if (this.foundGameChangers.size() > 3) {
+                    this.badCards.addAll(this.foundGameChangers);
+                }
+                this.badCards.addAll(this.foundInfiniteCombos);
+                this.badCards.addAll(this.foundMassLandDestruction);
+                if (this.foundExtraTurn.size() > 3) {
+                    this.badCards.addAll(this.foundExtraTurn);
+                }
+                // this.badCards.addAll(this.foundTutors); // allow any amount
+                break;
+            case BRACKET_4_5:
+                // any allow
+                break;
+            default:
+                throw new IllegalArgumentException("Unsupported level: " + this.level);
+        }
+    }
+
+    @Override
+    public void validateDeck(Deck deck) {
+        collectAll(deck);
+        validateBracketLevel();
+
+        int infoFontSize = Math.round(GUISizeHelper.cardTooltipFont.getSize() * 0.6f);
+
+        // show all found cards in any use cases
+        Color showColor = this.badCards.isEmpty() ? COLOR_LEGAL : COLOR_NOT_LEGAL;
+        List<String> showInfo = new ArrayList<>();
+
+        Map<String, List<String>> groups = new LinkedHashMap<>();
+        groups.put(GROUP_GAME_CHANGES, this.foundGameChangers);
+        groups.put(GROUP_INFINITE_COMBOS, this.foundInfiniteCombos);
+        groups.put(GROUP_MASS_LAND_DESTRUCTION, this.foundMassLandDestruction);
+        groups.put(GROUP_EXTRA_TURN, this.foundExtraTurn);
+        groups.put(GROUP_TUTORS, this.foundTutors);
+        groups.forEach((group, cards) -> {
+            showInfo.add("<br>");
+            showInfo.add("<u><span style='font-weight:bold;'>" + group + ": " + this.foundGameChangers.size() + "</span></u>");
+            if (!cards.isEmpty()) {
+                showInfo.add("<ul style=\"font-size: " + infoFontSize + "px; width: " + TOOLTIP_TABLE_WIDTH + "px; padding-left: 10px; margin: 0;\">");
+                this.foundGameChangers.forEach(s -> showInfo.add(String.format("<li style=\"margin-bottom: 2px;\">%s</li>", s)));
+                showInfo.add("</ul>");
+            }
+        });
+
+        String showText = "<html><body>" + String.join("\n", showInfo) + "</body></html>";
+        showState(showColor, showText, false);
+    }
+
+    private void collectAll(Deck deck) {
+        collectGameChangers(deck);
+        collectInfiniteCombos(deck);
+        collectMassLandDestruction(deck);
+        collectExtraTurn(deck);
+        collectTutors(deck);
+    }
+
+    private void collectGameChangers(Deck deck) {
+        this.foundGameChangers.clear();
+
+        if (fullGameChanges.isEmpty()) {
+            // https://mtg.wiki/page/Game_Changers
+            // TODO: share list with AbstractCommander and edh power level
+            fullGameChanges.addAll(Arrays.asList(
+                    "Ad Nauseam",
+                    "Ancient Tomb",
+                    "Aura Shards",
+                    "Bolas's Citadel",
+                    "Braids, Cabal Minion",
+                    "Demonic Tutor",
+                    "Drannith Magistrate",
+                    "Chrome Mox",
+                    "Coalition Victory",
+                    "Consecrated Sphinx",
+                    "Crop Rotation",
+                    "Cyclonic Rift",
+                    "Deflecting Swat",
+                    "Enlightened Tutor",
+                    "Expropriate",
+                    "Field of the Dead",
+                    "Fierce Guardianship",
+                    "Food Chain",
+                    "Force of Will",
+                    "Gaea's Cradle",
+                    "Gamble",
+                    "Gifts Ungiven",
+                    "Glacial Chasm",
+                    "Grand Arbiter Augustin IV",
+                    "Grim Monolith",
+                    "Humility",
+                    "Imperial Seal",
+                    "Intuition",
+                    "Jeska's Will",
+                    "Jin-Gitaxias, Core Augur",
+                    "Kinnan, Bonder Prodigy",
+                    "Lion's Eye Diamond",
+                    "Mana Vault",
+                    "Mishra's Workshop",
+                    "Mox Diamond",
+                    "Mystical Tutor",
+                    "Narset, Parter of Veils",
+                    "Natural Order",
+                    "Necropotence",
+                    "Notion Thief",
+                    "Rhystic Study",
+                    "Opposition Agent",
+                    "Orcish Bowmasters",
+                    "Panoptic Mirror",
+                    "Seedborn Muse",
+                    "Serra's Sanctum",
+                    "Smothering Tithe",
+                    "Survival of the Fittest",
+                    "Sway of the Stars",
+                    "Teferi's Protection",
+                    "Tergrid, God of Fright",
+                    "Thassa's Oracle",
+                    "The One Ring",
+                    "The Tabernacle at Pendrell Vale",
+                    "Underworld Breach",
+                    "Urza, Lord High Artificer",
+                    "Vampiric Tutor",
+                    "Vorinclex, Voice of Hunger",
+                    "Yuriko, the Tiger's Shadow",
+                    "Winota, Joiner of Forces",
+                    "Worldly Tutor"
+            ));
+        }
+
+        Stream.concat(deck.getCards().stream(), deck.getSideboard().stream())
+                .map(MageObject::getName)
+                .filter(fullGameChanges::contains)
+                .distinct()
+                .sorted()
+                .forEach(this.foundGameChangers::add);
+    }
+
+    private void collectInfiniteCombos(Deck deck) {
+        // TODO: implement
+        this.foundInfiniteCombos.clear();
+    }
+
+    private void collectMassLandDestruction(Deck deck) {
+        // TODO: implement
+        this.foundMassLandDestruction.clear();
+    }
+
+    private void collectExtraTurn(Deck deck) {
+        // TODO: implement
+        this.foundExtraTurn.clear();
+    }
+
+    private void collectTutors(Deck deck) {
+        // TODO: implement
+        this.foundTutors.clear();
+    }
+}
\ No newline at end of file
diff --git a/Mage.Client/src/main/java/mage/client/deckeditor/DeckLegalityPanel.java b/Mage.Client/src/main/java/mage/client/deckeditor/DeckLegalityPanel.java
index 998c174c7f6..29f7fce598f 100644
--- a/Mage.Client/src/main/java/mage/client/deckeditor/DeckLegalityPanel.java
+++ b/Mage.Client/src/main/java/mage/client/deckeditor/DeckLegalityPanel.java
@@ -5,6 +5,7 @@ import mage.cards.decks.Deck;
 import mage.cards.decks.DeckValidator;
 import mage.cards.mock.MockCard;
 import mage.cards.mock.MockSplitCard;
+import mage.client.components.BracketLegalityLabel;
 import mage.client.components.EdhPowerLevelLegalityLabel;
 import mage.client.components.LegalityLabel;
 import mage.deck.*;
@@ -105,6 +106,10 @@ public class DeckLegalityPanel extends javax.swing.JPanel {
 
         // extra buttons like score
         this.add(new EdhPowerLevelLegalityLabel());
+        // only 3 buttons allowed for one line
+        this.add(new BracketLegalityLabel(BracketLegalityLabel.BracketLevel.BRACKET_1));
+        this.add(new BracketLegalityLabel(BracketLegalityLabel.BracketLevel.BRACKET_2_3));
+        this.add(new BracketLegalityLabel(BracketLegalityLabel.BracketLevel.BRACKET_4_5));
 
         addHidePanelButton();