diff --git a/forge-gui/res/cardsfolder/upcoming/theoretical_duplication.txt b/forge-gui/res/cardsfolder/upcoming/theoretical_duplication.txt
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+Name:Theoretical Duplication
+ManaCost:2 U
+Types:Instant
+A:SP$ Effect | Triggers$ CreatureETB | SpellDescription$ Whenever a nontoken creature enters the battlefield under an opponent's control this turn, create a token that's a copy of that creature.
+SVar:CreatureETB:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Creature.nonToken+OppCtrl | TriggerZones$ Command | Execute$ TrigCopy | TriggerDescription$ Whenever a nontoken creature enters the battlefield under an opponent's control this turn, create a token that's a copy of that creature.
+SVar:TrigCopy:DB$ CopyPermanent | Defined$ TriggeredCard | Controller$ You
+Oracle:Whenever a nontoken creature enters the battlefield under an opponent's control this turn, create a token that's a copy of that creature.