diff --git a/.gitattributes b/.gitattributes
index 76ce3eebd6b..bd5aa0c5a46 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -9775,6 +9775,7 @@ forge-gui/res/cardsfolder/m/mizzium_mortars.txt -text
 forge-gui/res/cardsfolder/m/mizzium_skin.txt -text
 forge-gui/res/cardsfolder/m/mizzium_transreliquat.txt -text
 forge-gui/res/cardsfolder/m/mizzix_of_the_izmagnus.txt -text
+forge-gui/res/cardsfolder/m/mizzixs_mastery.txt -text
 forge-gui/res/cardsfolder/m/mnemonic_nexus.txt svneol=native#text/plain
 forge-gui/res/cardsfolder/m/mnemonic_sliver.txt svneol=native#text/plain
 forge-gui/res/cardsfolder/m/mnemonic_wall.txt svneol=native#text/plain
diff --git a/forge-gui/res/cardsfolder/m/mizzixs_mastery.txt b/forge-gui/res/cardsfolder/m/mizzixs_mastery.txt
new file mode 100644
index 00000000000..1b346380cf3
--- /dev/null
+++ b/forge-gui/res/cardsfolder/m/mizzixs_mastery.txt
@@ -0,0 +1,11 @@
+Name:Mizzix's Mastery
+ManaCost:3 R
+Types:Sorcery
+A:SP$ ChangeZone | Cost$ 3 R | Origin$ Graveyard | Destination$ Exile | TgtPrompt$ Choose target instant or sorcery card in a graveyard | ValidTgts$ Instant.YouOwn,Sorcery.YouOwn | RememberChanged$ True | SubAbility$ DBPlay | SpellDescription$ Exile target card that's an instant or sorcery from your graveyard. For each card exiled this way, copy it, and you may cast the copy without paying its mana cost. Exile Mizzix's Mastery.
+A:SP$ ChangeZoneAll | Cost$ 5 R R R | NonBasicSpell$ True | Origin$ Graveyard | Destination$ Exile | ChangeType$ Instant.YouOwn,Sorcery.YouOwn | RememberChanged$ True | SubAbility$ DBPlay | PrecostDesc$ Overload | SpellDescription$ (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")
+SVar:DBPlay:DB$ Play | Valid$ Card.IsRemembered | ValidZone$ Exile | Controller$ You | CopyCard$ True | CopyOnce$ True | WithoutManaCost$ True | Optional$ True | Amount$ All | SubAbility$ ExileMe
+SVar:ExileMe:DB$ ChangeZoneAll | Origin$ Stack | Destination$ Exile | ChangeType$ Card.Self | SubAbility$ DBCleanup
+SVar:DBCleanup:DB$ Cleanup | ClearRemembered$ True
+SVar:RemAIDeck:True
+SVar:Picture:http://www.wizards.com/global/images/magic/general/mizzixs_mastery.jpg
+Oracle:Exile the top X cards of your library. For each instant and sorcery card with converted mana cost X or less among them, you may cast that card without paying its mana cost. Then put all cards exiled this way that weren't cast into your graveyard.